condition	mean	min	max
0 h after light	9.716615000000001	9.34993	10.0833
4 h after light	6.410410000000001	5.09402	7.7268
8 h after light	8.27047	7.71932	8.82162
4 h after dark	11.07055	11.0104	11.1307
8 h after dark	10.79645	10.7593	10.8336
12 h after dark	9.34948	8.62926	10.0697