condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.10712733333333334 0.0 0.183756 12 h after dark 0.021380833333333335 0.0 0.0641425