2012-12-13T15:43:23 CHANGE_PERIOD 1
2012-12-13T15:43:25 CHANGE_PERIOD 1
2012-12-13T15:43:25 START_COLLECTION PERIOD 1 GF 0 RF 0 GUAH 0.000000
2012-12-13T15:43:25 BEGIN
2012-12-13T15:46:25 STOP_COLLECTION PERIOD 1 GF 3564 RF 4500 GUAH 4.008850 DUR 180
2012-12-13T15:46:25 END
