condition	mean	min	max
0 h after light	9.234805	7.62501	10.8446
4 h after light	13.4435	12.8173	14.0697
8 h after light	18.22615	18.1262	18.3261
4 h after dark	9.44903	7.67386	11.2242
8 h after dark	12.8817	12.5845	13.1789
12 h after dark	9.390184999999999	8.48847	10.2919