2012-12-13T16:45:15 CHANGE_PERIOD 1
2012-12-13T16:45:17 CHANGE_PERIOD 1
2012-12-13T16:45:17 START_COLLECTION PERIOD 1 GF 0 RF 0 GUAH 0.000000
2012-12-13T16:45:17 BEGIN
2012-12-13T16:48:17 STOP_COLLECTION PERIOD 1 GF 3581 RF 4479 GUAH 4.019132 DUR 180
2012-12-13T16:48:17 END
