condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.07551633333333334 0.0 0.226549 9 h after light 0.15675733333333333 0.0 0.470272 12 h after light 0.12470966666666666 0.0 0.374129 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0