condition	mean	min	max
3 h after light	4.5894575	3.18955	5.95137
7 h after light	4.27217	2.92992	5.88202
11 h after light	4.0524875	3.49097	4.58512
2 h after dark	4.719801666666666	3.46801	6.62152
6 h after dark	4.595173333333333	4.00146	6.20908
10 h after dark	5.157158333333333	3.80575	6.71535