The duration parameter
duration=<interval-length>
This parameter specifies that the Postprocessor is to generate duration reports and indicates the
length of the duration interval in the format hhmm. The minimum value is
0000
which is corrected by the Postprocessor to the interval length that is found
in the data being processed. The maximum value is 9960
which is equivalent to 100
hours.Example:
duration=1200