condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.026294266666666666 0.0 0.0788828 6 h after dark 0.012317433333333334 0.0 0.0369523 9 h after dark 0.0 0.0 0.0 12 h after dark 0.013585033333333335 0.0 0.0407551