condition mean min max 2 h after light 0.33405666666666667 0.0 2.00434 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.3168583333333333 0.0 1.90115 18 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0