condition	mean	min	max
4 h after light	15.821513333333334	9.35661	19.25831
8 h after light	12.878121	6.862853	19.794320000000003
12 h after light	13.579043666666665	9.665591000000001	16.4854
16 h after light	25.54653	16.48939	36.92009
4 h after dark	37.54613666666667	31.200440000000004	50.02644
8 h after dark	30.640696666666663	25.31077	34.527159999999995