condition	mean	min	max
0 h after light	12.143149999999999	11.3165	12.9698
4 h after light	6.091665	5.36252	6.82081
8 h after light	6.505554999999999	6.38831	6.6228
4 h after dark	10.70785	9.0399	12.3758
8 h after dark	8.893895	8.31054	9.47725
12 h after dark	12.6161	11.4441	13.7881