condition	mean	min	max
0 h after light	7.92634	7.21162	8.64106
4 h after light	21.790950000000002	21.6096	21.9723
8 h after light	22.791449999999998	19.0722	26.5107
4 h after dark	12.07115	11.9906	12.1517
8 h after dark	15.4224	14.4836	16.3612
12 h after dark	9.98143	6.42526	13.5376