condition	mean	min	max
4 h after light	10.75367	8.41984	13.0875
8 h after light	12.41835	11.493	13.3437
12 h after light	10.808399999999999	10.2083	11.4085
4 h after dark	17.8538	17.3923	18.3373
8 h after dark	14.1553	13.0519	15.3139
12 h after dark	15.658033333333334	15.127	16.0195