condition	mean	min	max
0 h after light	23.455350000000003	23.2449	23.6658
4 h after light	3.26919	2.07227	4.46611
8 h after light	13.14505	11.7983	14.4918
4 h after dark	19.01125	18.139	19.8835
8 h after dark	8.317045	7.62052	9.01357
12 h after dark	17.9239	11.1983	24.6495