condition	mean	min	max
0 h after light	8.487825	8.23776	8.73789
4 h after light	7.6086599999999995	5.18432	10.033
8 h after light	33.4549	31.6412	35.2686
4 h after dark	22.0458	17.6784	26.4132
8 h after dark	16.04405	13.4755	18.6126
12 h after dark	8.726185	7.98473	9.46764