condition	mean	min	max
4 h after light	8.41941	4.01992	12.8189
8 h after light	20.533749999999998	20.3626	20.7049
12 h after light	17.9391	11.1361	24.7421
4 h after dark	21.9143	17.9613	24.2028
8 h after dark	20.197133333333333	11.6397	27.1941
12 h after dark	17.979593333333334	3.19748	32.2968