condition	mean	min	max
0 h after light	7.245324999999999	6.59308	7.89757
4 h after light	6.956595	4.71269	9.2005
8 h after light	3.790515	3.70014	3.88089
4 h after dark	4.197535	2.79802	5.59705
8 h after dark	7.764495	7.3899	8.13909
12 h after dark	8.066905	7.23185	8.90196