condition	mean	min	max
4 h after light	75.1684	68.9595	81.3773
8 h after light	31.23585	30.7355	31.7362
12 h after light	3.1642	2.25478	4.07362
4 h after dark	30.5351	27.9578	34.3491
8 h after dark	64.11323333333334	60.8327	66.8906
12 h after dark	93.23036666666667	93.1281	93.3601