condition	mean	min	max
0 h after light	11.583549999999999	11.4055	11.7616
4 h after light	3.83598	3.31812	4.35384
8 h after light	5.35708	5.22082	5.49334
4 h after dark	8.30307	7.9795	8.62664
8 h after dark	8.375925	7.52082	9.23103
12 h after dark	10.170705	9.28291	11.0585