condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.051689000000000006 0.0 0.310134 10 h after light 0.02638566666666667 0.0 0.158314 14 h after light 0.0 0.0 0.0 18 h after light 0.032519 0.0 0.195114 2 h after dark 0.0 0.0 0.0