condition mean min max 0 h after light 10.127095 9.71359 10.5406 2 h after light 12.920950000000001 12.5708 13.2711 4 h after light 12.8546 12.6238 13.0854 8 h after light 6.680935 5.99182 7.37005 12 h after light 8.56125 8.32091 8.80159 2 h after dark 11.38655 11.0206 11.7525 4 h after dark 9.641165 9.38191 9.90042 8 h after dark 11.9205 11.1177 12.7233 12 h after dark 12.13015 11.2078 13.0525