condition mean min max 0 h after light 130.48250000000002 127.903 133.062 4 h after light 143.8355 141.253 146.418 8 h after light 152.873 141.416 164.33 4 h after dark 199.977 170.507 229.447 8 h after dark 134.048 125.02 143.076 12 h after dark 145.5655 133.601 157.53