condition	mean	min	max
0 h after light	6.670254999999999	6.53295	6.80756
4 h after light	14.913150000000002	13.5509	16.2754
8 h after light	20.9919	20.5739	21.4099
4 h after dark	9.542885	9.50972	9.57605
8 h after dark	10.31755	10.1878	10.4473
12 h after dark	10.10785	8.0298	12.1859