condition	mean	min	max
2 h after light	10.463163333333334	9.52929	11.0997
6 h after light	9.22653	9.09717	9.4597
10 h after light	7.53597	7.37309	7.8366
2 h after dark	7.27941	6.46041	8.18512
6 h after dark	7.73353	6.62448	9.15834
10 h after dark	7.00741	6.70493	7.25566