condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.44319333333333333 0.0 2.65916 10 h after light 0.0 0.0 0.0 14 h after light 1.02594 0.0 6.15564 18 h after light 0.44098333333333334 0.0 2.6459 2 h after dark 0.0 0.0 0.0