2012-12-13T16:10:53 CHANGE_PERIOD 1
2012-12-13T16:10:55 CHANGE_PERIOD 1
2012-12-13T16:10:55 START_COLLECTION PERIOD 1 GF 0 RF 0 GUAH 0.000000
2012-12-13T16:10:55 BEGIN
2012-12-13T16:13:53 STOP_COLLECTION PERIOD 1 GF 3558 RF 4450 GUAH 4.012138 DUR 178
2012-12-13T16:13:53 END
