condition	mean	min	max
0 h after light	21.9146	21.0476	22.7816
4 h after light	17.15515	13.3574	20.9529
8 h after light	8.310095	8.00364	8.61655
4 h after dark	4.883520000000001	3.32643	6.44061
8 h after dark	13.704	12.2707	15.1373
12 h after dark	23.18795	22.2158	24.1601