2012-12-13T15:33:06 CHANGE_PERIOD 1
2012-12-13T15:33:08 CHANGE_PERIOD 1
2012-12-13T15:33:08 START_COLLECTION PERIOD 1 GF 0 RF 0 GUAH 0.000000
2012-12-13T15:33:08 BEGIN
2012-12-13T15:36:06 STOP_COLLECTION PERIOD 1 GF 3558 RF 4448 GUAH 4.001822 DUR 178
2012-12-13T15:36:06 END
