2012-12-13T16:41:48 CHANGE_PERIOD 1
2012-12-13T16:41:50 CHANGE_PERIOD 1
2012-12-13T16:41:50 START_COLLECTION PERIOD 1 GF 0 RF 0 GUAH 0.000000
2012-12-13T16:41:50 BEGIN
2012-12-13T16:44:49 STOP_COLLECTION PERIOD 1 GF 3575 RF 4475 GUAH 4.016935 DUR 179
2012-12-13T16:44:49 END
