condition	mean	min	max
4 h after light	22.018273333333333	19.65148	25.62396
8 h after light	17.422483333333336	9.61705	27.032940000000004
12 h after light	14.853176666666666	11.84365	20.44513
16 h after light	21.857689999999998	18.159689999999998	29.17705
4 h after dark	9.211098666666667	7.646472999999999	10.03978
8 h after dark	7.4366270000000005	6.682799	8.346071