condition	mean	min	max
3 h after light	9.797745833333334	5.79446	19.0074
7 h after light	6.9812275	4.23125	12.7951
11 h after light	6.3577900000000005	3.47667	11.9043
2 h after dark	7.406335	4.0307	12.4058
6 h after dark	11.0825125	5.83103	18.4256
10 h after dark	12.256	3.2774	23.2803