condition	mean	min	max
2 h after light	5.233805	2.74768	6.90325
6 h after light	8.524575	7.05742	9.52455
10 h after light	11.920868333333333	9.43471	17.2441
14 h after light	13.4024	7.68381	18.0891
18 h after light	8.970781666666667	6.20173	12.6263
2 h after dark	18.778716666666668	11.9553	23.7017