Torque Log Analyzer is a Google Spreadsheet add-on that process Torque logs and reports a summary of your trip.
The report highlights driving behaviors that are bad for your mileage, so you can improve your driving style.
Torque Log Analyzer was written specifically for Toyota HSD hybrid cars, but now supports Ford hybrid cars also.
To use it at its best you need to use a custom PID file (see "how to" and "downloads" sections).

You can use Torque Log Analyzer to