condition	mean	min	max
4 h after light	16.092	14.2998	17.8842
8 h after light	9.736374999999999	9.55115	9.9216
12 h after light	9.22102	8.6777	9.76434
4 h after dark	10.7659	10.3758	11.1384
8 h after dark	16.330566666666666	14.468	18.68
12 h after dark	14.905733333333334	14.526	15.1127