condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.09167750000000001 0.0 0.29213 18 h after light 0.03999066666666667 0.0 0.239944 2 h after dark 0.0 0.0 0.0