_2:   1294565017.500000 - 1294565032.500000
_3:   1294565159.000000 - 1294565174.000000
_5:   1294565463.600000 - 1294565478.900000
_6:   1294565708.000000 - 1294565723.000000 
_7:   1294565942.500000 - 1294565957.500000
_8-_9:   1294566137.500000 - 1294566152.500000
_10:   1294566326.500000 - 1294566341.500000
_10:   1294566485.500000 - 1294566500.500000
_12:   1294566694.500000 - 1294566709.500000