condition	mean	min	max
4 h after light	6.353109333333333	5.857241999999999	6.818206
8 h after light	2.6355733333333333	1.403473	3.5266949999999997
12 h after light	4.369385	2.711516	6.43421
16 h after light	9.040696	7.327235000000001	12.24483
4 h after dark	7.375662999999999	6.55725	8.344289999999999
8 h after dark	10.353346	7.548748	11.9767