condition	mean	min	max
3 h after light	12.299896666666667	8.57797	23.5211
7 h after light	4.77669	2.59307	6.89986
11 h after light	5.1459	3.6186	7.09365
2 h after dark	9.21754	6.10433	16.3873
6 h after dark	11.684261666666666	7.24448	20.3892
10 h after dark	11.952173333333334	6.89993	20.1442