condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.4081633333333334 0.0 1.22449 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.89452 0.0 2.68356