condition	mean	min	max
0 h after light	12.917300000000001	12.3547	13.4799
4 h after light	8.052764999999999	7.48089	8.62464
8 h after light	5.988855	5.67501	6.3027
4 h after dark	7.5011399999999995	5.8115	9.19078
8 h after dark	8.58157	8.33282	8.83032
12 h after dark	9.28202	8.82573	9.73831