condition	mean	min	max
0 h after light	16.228	14.6787	17.7773
2 h after light	6.7661750000000005	6.17995	7.3524
4 h after light	4.087875	2.33042	5.84533
8 h after light	6.854635	6.15843	7.55084
12 h after light	17.3828	13.8212	20.9444
2 h after dark	13.57315	8.7286	18.4177
4 h after dark	15.45215	13.2691	17.6352
8 h after dark	19.5604	16.4193	22.7015
12 h after dark	19.4185	18.117	20.72