There are 3 export codes for counters:
The part "COUNTER" must be replaced with the "Name in dictionaries" of the counter.
The part "PERIOD" must be replaced with the "Name in dictionaries" of the counter period. If there is no counter period, this part should be ignored.
There is a counter "Worked hours (May)" and a counter period "May".
In this example the export codes to use are: