condition	mean	min	max
4 h after light	18.399999999000002	9.986666667	24.17
8 h after light	40.54722222	21.61333333	64.67333333
12 h after light	25.87444444333333	23.63	30.36
1.5 h after dark	17.36777778	12.66	21.04666667
5.5 h after dark	11.06222222	5.66	16.23333333
9.5 h after dark	9.18	7.49	10.52