Code specifying the type of hazardous vehicle

Code specifying type of date or time, or both date and time

TOV02, TOV03, and TOV04 represent a time span.

Code indicating the date format, time format, or date and time format

Expression of a date, a time, or range of dates, times or dates and times

Code specifying the type of quantity

TOV05 and TOV06 represent the amount of activity in the time span above.

Numeric value of quantity