CTR Tracts
Metadata also available as
Metadata:
- Identification_Information:
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- Citation:
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- Citation_Information:
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- Originator: WSDOT Public Transportation
- Publication_Date: 20190726
- Title: CTR Tracts
- Geospatial_Data_Presentation_Form: vector digital data
- Description:
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- Abstract:
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This dataset contains commute trip data for six biennial survey cycles of Washington State employees in the CTR program. Survey participants record one week of AM commute trip data. The data was aggregated by worksite, weighted by response rate, extrapolated to all employees at worksites, aggregated to Census Tracts, and joined to census tract geographic data, as delineated by the U.S. Census Bureau. Worksites participating in the CTR program have at least 100 full-time employees that report to work between 6-9 am. CTR worksites are located in the following counties: Clark, King, Kitsap, Pierce, Snohomish, Spokane, Thurston, or Yakima. For more information on the CTR program, visit: <http://www.wsdot.wa.gov/transit/ctr>.
- Purpose:
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Commute Trip Reduction (CTR) survey data for the State of Washington aggregated at the Census Tract level.
- Time_Period_of_Content:
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- Time_Period_Information:
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- Range_of_Dates/Times:
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- Beginning_Date: 20070101
- Ending_Date: 20180101
- Currentness_Reference: Unknown
- Status:
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- Progress: Complete
- Maintenance_and_Update_Frequency: Biannually
- Spatial_Domain:
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- Bounding_Coordinates:
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- West_Bounding_Coordinate: -123.117341
- East_Bounding_Coordinate: -116.960211
- North_Bounding_Coordinate: 48.855312
- South_Bounding_Coordinate: 45.508346
- Keywords:
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- Theme:
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- Theme_Keyword_Thesaurus: None
- Theme_Keyword: Commute Trip Reduction
- Theme_Keyword: Tract
- Theme_Keyword: CTR
- Theme_Keyword: Washington
- Access_Constraints: None
- Use_Constraints:
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The Washington State Department of Transportation shall not be liable for any activity involving this data with regard to lost profits or savings or any other consequential damages; or the fitness for use of the data for a particular purpose; or the installation of the data, its use, or the results obtained.
- Point_of_Contact:
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- Contact_Information:
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- Contact_Organization_Primary:
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- Contact_Organization: WSDOT Public Transportation
- Contact_Person: Kate Ito
- Contact_Position: Data Analyst
- Contact_Voice_Telephone: 206-464-1207
- Contact_Electronic_Mail_Address: itok@wsdot.wa.gov
- Data_Set_Credit: Washington State Department of Transportation
- Native_Data_Set_Environment: Version 6.2 (Build 9200) ; Esri ArcGIS 10.6.1.9270
- Spatial_Data_Organization_Information:
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- Direct_Spatial_Reference_Method: Vector
- Point_and_Vector_Object_Information:
- Spatial_Reference_Information:
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- Horizontal_Coordinate_System_Definition:
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- Planar:
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- Planar_Coordinate_Information:
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- Planar_Coordinate_Encoding_Method: coordinate pair
- Coordinate_Representation:
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- Abscissa_Resolution: 0.0003280833333333333
- Ordinate_Resolution: 0.0003280833333333333
- Planar_Distance_Units: foot_us
- Geodetic_Model:
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- Horizontal_Datum_Name: D North American 1983 HARN
- Ellipsoid_Name: GRS 1980
- Semi-major_Axis: 6378137.0
- Denominator_of_Flattening_Ratio: 298.257222101
- Entity_and_Attribute_Information:
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- Detailed_Description:
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- Entity_Type:
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- Entity_Type_Label: TransitEdit.DBO.STG_Tracts
- Attribute:
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- Attribute_Label: OBJECTID
- Attribute_Definition: Internal feature number.
- Attribute_Definition_Source: Esri
- Attribute_Domain_Values:
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- Unrepresentable_Domain:
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Sequential unique whole numbers that are automatically generated.
- Attribute:
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- Attribute_Label: Shape
- Attribute_Definition: Feature geometry.
- Attribute_Definition_Source: Esri
- Attribute_Domain_Values:
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- Unrepresentable_Domain: Coordinates defining the features.
- Attribute:
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- Attribute_Label: GEOID
- Attribute_Definition:
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Unique identification code assigned to each Tract by the U.S. Census Bureau.
- Attribute:
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- Attribute_Label: TotalEmployees
- Attribute_Definition:
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Total number of employees at all CTR worksites within the Census Tract.
- Attribute:
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- Attribute_Label: ExpandedSurveysDistributed
- Attribute_Definition:
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Total number of surveys distributed to employees at all CTR worksites within the Census Tract.
- Attribute:
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- Attribute_Label: ExpandedSurveysReturned
- Attribute_Definition:
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Total number of completed surveys at all CTR worksites within the Census Tract.
- Attribute:
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- Attribute_Label: VMTperEmployee
- Attribute_Definition:
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Vehicle miles traveled (VMT) per employee is the average number of equivalent one-way single occupancy vehicle (SOV) miles traveled by employees, weighted by worksite response rate. For further details on how VMT is calculated, please contact Michael Wandler (wandlem@wsdot.wa.gov) or Rich Lee (leerich@wsdot.wa.gov).
- Attribute:
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- Attribute_Label: NDATRate
- Attribute_Definition:
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Non-drive-alone trip (NDAT) rate is the percentage of trips made by non-SOV modes (e.g. transit, carpool, vanpool, bike, walk, telework), weighted by survey response rate.
- Attribute:
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- Attribute_Label: TotalAnnualGHG
- Attribute_Definition:
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Total annual greehnhouse gas (GHG) emissions is the estimated annual commute-related CO2 for all CTR worksites within the Tract, extrapolated to all employees at the worksites. The results are based on EPA estimates and shown as equivalent metric tons of CO2. For further information on how this is calculated, contact Michael Wandler (wandlem@wsdot.wa.gov) or Rich Lee (leerich@wsdot.wa.gov).
- Attribute:
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- Attribute_Label: DailyGHGperEmployee
- Attribute_Definition:
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Daily greenhouse gas (GHG) emissions per employee is the estimated daily roundtrip commute GHG (in equivalent pounds of CO2) per employee, weighted by survey response rate. For further information on how this is calculated, contact Michael Wandler (wandlem@wsdot.wa.gov) or Rich Lee (leerich@wsdot.wa.gov).
- Attribute:
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- Attribute_Label: DriveAloneShare
- Attribute_Definition:
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Percent of commute trips made by driving alone, weighted by response rate.
- Attribute:
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- Attribute_Label: CarpoolShare
- Attribute_Definition:
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Percent of commute trips made by carpooling, weighted by response rate.
- Attribute:
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- Attribute_Label: VanShare
- Attribute_Definition:
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Percent of commute trips made by vanpooling, weighted by response rate.
- Attribute:
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- Attribute_Label: MotorcycleShare
- Attribute_Definition:
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Percent of commute trips made by motorcycling, weighted by response rate.
- Attribute:
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- Attribute_Label: BusShare
- Attribute_Definition:
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Percent of commute trips made by bus, weighted by response rate.
- Attribute:
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- Attribute_Label: TrainShare
- Attribute_Definition:
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Percent of commute trips made by train, weighted by response rate.
- Attribute:
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- Attribute_Label: BikeShare
- Attribute_Definition:
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Percent of commute trips made by biking, weighted by response rate.
- Attribute:
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- Attribute_Label: WalkShare
- Attribute_Definition:
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Percent of commute trips made by walking, weighted by response rate.
- Attribute:
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- Attribute_Label: TeleworkShare
- Attribute_Definition: Percent of telework days, weighted by response rate.
- Attribute:
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- Attribute_Label: CWWShare
- Attribute_Definition:
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Percent of compressed work week days off, weighted by response rate.
- Attribute:
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- Attribute_Label: FerryWalkOnShare
- Attribute_Definition:
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Percent of commute trips made by ferry (walk on), weighted by response rate.
- Attribute:
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- Attribute_Label: FerryDriveOnShare
- Attribute_Definition:
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Percent of commute trips made by ferry (drive on), weighted by response rate.
- Attribute:
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- Attribute_Label: OtherShare
- Attribute_Definition:
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Percent of commute trips made by other modes, weighted by response rate.
- Attribute:
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- Attribute_Label: TotalTripsWeekly
- Attribute_Definition:
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Total weekly AM commute trips for the survey travel week, extrapolated to all worksite employees.
- Attribute:
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- Attribute_Label: DriveAloneTripsWeekly
- Attribute_Definition:
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Total weekly AM commute trips made by driving alone for the survey travel week, extrapolated to all worksite employees.
- Attribute:
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- Attribute_Label: CarpoolTripsWeekly
- Attribute_Definition:
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Total weekly AM commute trips made by carpooling for the survey travel week, extrapolated to all worksite employees.
- Attribute:
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- Attribute_Label: VanpoolTripsWeekly
- Attribute_Definition:
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Total weekly AM commute trips made by vanpooling for the survey travel week, extrapolated to all worksite employees.
- Attribute:
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- Attribute_Label: Motorcycle1TripsWeekly
- Attribute_Definition:
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Total weekly AM commute trips made by motorcycling (alone) for the survey travel week, extrapolated to all worksite employees.
- Attribute:
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- Attribute_Label: Motorcycle2TripsWeekly
- Attribute_Definition:
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Total weekly AM commute trips made by motorcycling (with a passenger) for the survey travel week, extrapolated to all worksite employees.
- Attribute:
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- Attribute_Label: BusTripsWeekly
- Attribute_Definition:
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Total weekly AM commute trips made by bus for the survey travel week, extrapolated to all worksite employees.
- Attribute:
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- Attribute_Label: TrainTripsWeekly
- Attribute_Definition:
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Total weekly AM commute trips made by train for the survey travel week, extrapolated to all worksite employees.
- Attribute:
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- Attribute_Label: BikeTripsWeekly
- Attribute_Definition:
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Total weekly AM commute trips made by bike for the survey travel week, extrapolated to all worksite employees.
- Attribute:
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- Attribute_Label: WalkTripsWeekly
- Attribute_Definition:
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Total weekly AM commute trips made by walk for the survey travel week, extrapolated to all worksite employees.
- Attribute:
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- Attribute_Label: CWWDaysWeekly
- Attribute_Definition:
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Total weekly compressed work week days off for the survey travel week, extrapolated to all worksite employees.
- Attribute:
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- Attribute_Label: OvernightTripsWeekly
- Attribute_Definition:
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Total weekly overnight trips for the survey travel week, extrapolated to all worksite employees.
- Attribute:
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- Attribute_Label: DidNotWorkWeekly
- Attribute_Definition:
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Total weekly days off work (not including compressed work week) for the survey travel week, extrapolated to all worksite employees.
- Attribute:
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- Attribute_Label: FerryWalkOnTripsWeekly
- Attribute_Definition:
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Total weekly AM commute trips made by ferry (walk on) for the survey travel week, extrapolated to all worksite employees.
- Attribute:
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- Attribute_Label: FerryDriveOnTripsWeekly
- Attribute_Definition:
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Total weekly AM commute trips made by ferry (drive on) for the survey travel week, extrapolated to all worksite employees.
- Attribute:
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- Attribute_Label: OtherTripsWeekly
- Attribute_Definition:
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Total weekly AM commute trips made by other modes for the survey travel week, extrapolated to all worksite employees.
- Attribute:
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- Attribute_Label: TeleworkDaysWeekly
- Attribute_Definition:
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Total weekly telework days for the survey travel week, extrapolated to all worksite employees.
- Attribute:
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- Attribute_Label: SurveyCycle
- Attribute_Definition: survey biennium
- Attribute:
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- Attribute_Label: GlobalID
- Attribute:
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- Attribute_Label: Shape.STArea()
- Attribute:
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- Attribute_Label: Shape.STLength()
- Distribution_Information:
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- Distributor:
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- Contact_Information:
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- Contact_Organization_Primary:
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- Contact_Organization:
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Washington State Department of Transportation, Office of Information Technology
- Contact_Person: Jordyn Mitchell
- Contact_Position: GIS Database Administrator
- Contact_Address:
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- Address_Type: mailing
- Address: PO Box 47430
- City: Olympia
- State_or_Province: WA
- Postal_Code: 98504-7430
- Country: US
- Contact_Voice_Telephone: 360-705-7645
- Distribution_Liability:
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The Washington State Department of Transportation shall not be liable for any activity involving this data with regard to lost profits or savings or any other consequential damages; or the fitness for use of the data for a particular purpose; or the installation of the data, its use, or the results obtained.
- Standard_Order_Process:
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- Fees: none
- Ordering_Instructions:
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Download individual data sets from <http://www.wsdot.wa.gov/mapsdata/geodatacatalog/default.htm>
- Metadata_Reference_Information:
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- Metadata_Date: 20190726
- Metadata_Contact:
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- Contact_Information:
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- Contact_Organization_Primary:
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- Contact_Organization: WSDOT
- Contact_Person: Rich Lee
- Contact_Position: Data Analyst
- Metadata_Standard_Name: FGDC Content Standard for Digital Geospatial Metadata
- Metadata_Standard_Version: FGDC-STD-001-1998
- Metadata_Time_Convention: local time
Generated by mp version 2.9.12 on Thu Aug 22 16:08:57 2019