2012-12-13T16:24:38 CHANGE_PERIOD 1
2012-12-13T16:24:40 CHANGE_PERIOD 1
2012-12-13T16:24:40 START_COLLECTION PERIOD 1 GF 0 RF 0 GUAH 0.000000
2012-12-13T16:24:40 BEGIN
2012-12-13T16:27:38 STOP_COLLECTION PERIOD 1 GF 3560 RF 4451 GUAH 4.003865 DUR 178
2012-12-13T16:27:38 END
