condition	mean	min	max
3 h after light	9.25626	2.35457	15.4113
7 h after light	9.491061666666667	3.92933	19.1919
11 h after light	10.113916666666666	3.12516	17.1959
2 h after dark	10.787775833333333	3.89711	15.3681
6 h after dark	9.2094025	3.70947	14.8888
10 h after dark	8.4261375	4.36889	15.3169