condition mean min max 4 h after light 110.647279 101.600963 119.693595 8 h after light 129.151992 124.693595 133.610389 12 h after light 117.9813755 112.301926 123.660825 4 h after dark 261.3136845 107.953712 414.673657 8 h after dark 179.899668 96.423185 263.376151 12 h after dark 98.962428 98.962428 98.962428