condition	mean	min	max
4 h after light	8.6235915	8.31393	8.933253
8 h after light	8.162755	7.720583	8.604927
12 h after light	10.174497500000001	9.358793	10.990202
4 h after dark	8.510766	7.870424	9.151108
8 h after dark	9.576761999999999	9.490613	9.662911
12 h after dark	8.782575	8.782575	8.782575