condition	mean	min	max
0 h after light	16.79405	16.2332	17.3549
4 h after light	43.33995	35.4895	51.1904
8 h after light	25.7163	23.8048	27.6278
4 h after dark	8.715160000000001	7.81401	9.61631
8 h after dark	21.6389	21.6028	21.675
12 h after dark	16.3065	14.4793	18.1337