The Transport Module The “Winfrey” sheet

The “Winfrey” sheet that contains a modified Winfrey S3 vehicle mortality calculation model to determine the number of vehicles in the active population that will be replaced annually.


  • Click here to get an animated introduction to this sheet.

  • Read the detailed overview of the sheet while you work on it by clicking here.


  • Modifications to this sheet can be made simply by adding more rows for the overview of scenarios.

    Overview of the sheet

    The “Winfrey” sheet that contains a modified Winfrey S3 vehicle mortality calculation model to determine the number of vehicles in the active population that will be replaced annually.