2012-12-13T15:57:05 CHANGE_PERIOD 1
2012-12-13T15:57:07 CHANGE_PERIOD 1
2012-12-13T15:57:07 START_COLLECTION PERIOD 1 GF 0 RF 0 GUAH 0.000000
2012-12-13T15:57:07 BEGIN
2012-12-13T16:00:06 STOP_COLLECTION PERIOD 1 GF 3573 RF 4476 GUAH 4.004915 DUR 179
2012-12-13T16:00:06 END
