condition	mean	min	max
3 h after light	20.46885	17.3911	25.0416
7 h after light	20.847158333333333	17.3378	24.0942
11 h after light	18.030158333333333	13.0821	20.8401
2 h after dark	19.36809166666667	15.809	23.1778
6 h after dark	18.1932	14.4131	22.9009
10 h after dark	18.863925	15.0467	24.6093