condition mean min max 0 h after light 12.9842 12.6504 13.318 2 h after light 6.028125 2.63862 9.41763 4 h after light 9.43969 6.14338 12.736 8 h after light 39.9546 30.7441 49.1651 12 h after light 62.95175 47.2093 78.6942 2 h after dark 55.78045 53.4905 58.0704 4 h after dark 46.145849999999996 39.1539 53.1378 8 h after dark 44.07525 41.4143 46.7362 12 h after dark 19.5579 13.38 25.7358