condition	mean	min	max
3 h after light	20.857275	13.5801	30.1867
7 h after light	18.171491666666668	10.4914	26.2278
11 h after light	20.355341666666668	15.055	25.2765
2 h after dark	22.4501	16.332	27.281
6 h after dark	21.84095	15.1466	32.6104
10 h after dark	21.811083333333332	14.8884	31.3146