condition	mean	min	max
4 h after light	9.784578999999999	7.699324000000001	13.177389999999999
8 h after light	14.71947	12.73479	17.63721
12 h after light	10.230511333333334	9.025097	12.12191
16 h after light	16.089489999999998	10.29764	24.53616
4 h after dark	19.774553333333333	15.07825	22.34914
8 h after dark	7.914461666666667	5.907046	10.77329