condition	mean	min	max
4 h after light	14.6428385	13.350495	15.935182
8 h after light	18.3826975	16.959676	19.805719
12 h after light	14.137254500000001	13.350495	14.924014
4 h after dark	11.890661999999999	10.430829	13.350495
8 h after dark	11.991769999999999	9.812921	14.170619
12 h after dark	11.327354	11.327354	11.327354