The month/day/year specifications only indicate the start or end of the report. It would indicate the starting point for the report. Use the [ n=periods ] option to limit the length of the report. For instance, a month long report starting in January would be specified with month=Jan n=31.
The gp_utl command displays a tabular report of test cell utilization for the specified interval in the following format:
start-date interval hours
Data is retrieved from cell meter data files collected for all test cells. One line is displayed for each time unit in (interval).
If none of the interval arguments is used, then the start-date is the first date in the data file (or last date for +reverse).