condition	mean	min	max
3 h after light	17.01815	11.7791	25.6777
7 h after light	15.983313333333333	9.97226	20.9098
11 h after light	13.9230525	7.65823	19.2084
2 h after dark	15.19055	10.9695	19.5271
6 h after dark	15.046305833333333	7.01017	23.1281
10 h after dark	14.580798333333334	5.97064	22.8486