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 0.23155933333333334 0.0 0.694678 12 h after light 0.5951563333333333 0.0 1.20491 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 0.16777033333333333 0.0 0.503311