condition	mean	min	max
0 h after light	21.3274	20.5866	22.0682
4 h after light	8.069865	6.78729	9.35244
8 h after light	5.884045	5.60603	6.16206
4 h after dark	11.133334999999999	9.07907	13.1876
8 h after dark	10.18141	9.87932	10.4835
12 h after dark	17.53645	14.1546	20.9183