condition	mean	min	max
0 h after light	15.926850000000002	14.5632	17.2905
4 h after light	7.400345	7.05787	7.74282
8 h after light	4.416544999999999	4.14793	4.68516
4 h after dark	7.15665	5.19178	9.12152
8 h after dark	8.657689999999999	8.3128	9.00258
12 h after dark	11.549150000000001	9.7904	13.3079