condition	mean	min	max
4 h after light	13.0445	11.1866	14.9024
8 h after light	14.382349999999999	13.6488	15.1159
12 h after light	17.01445	15.3078	18.7211
4 h after dark	16.28485	16.0269	16.5428
8 h after dark	16.17335	16.0911	16.2556
12 h after dark	15.6714	15.3629	15.9799