2012-12-13T15:29:40 CHANGE_PERIOD 1
2012-12-13T15:29:42 CHANGE_PERIOD 1
2012-12-13T15:29:42 START_COLLECTION PERIOD 1 GF 0 RF 0 GUAH 0.000000
2012-12-13T15:29:42 BEGIN
2012-12-13T15:32:41 STOP_COLLECTION PERIOD 1 GF 3572 RF 4474 GUAH 4.020522 DUR 179
2012-12-13T15:32:41 END
