condition	mean	min	max
4 h after light	14.8903925	14.570735	15.21005
8 h after light	16.839201	14.490543	19.187859
12 h after light	14.7654795	14.74738	14.783579
4 h after dark	16.821811	16.668403	16.975219
8 h after dark	15.209712	14.733557	15.685867
12 h after dark	13.611684	13.611684	13.611684