condition mean min max 1 h after light 4.148910268 4.148910268 4.148910268 3 h after light 6.5247889365 6.033988911000001 7.015588962000001 5 h after light 5.829181665 4.862514238999999 6.795849091 7 h after light 7.905012081500001 5.277123493 10.53290067 9 h after light 11.9417983875 7.770735785 16.11286099 11 h after light 19.289901255 15.54253479 23.03726772 1 h after dark 15.6275039265 8.383283833 22.87172402 3 h after dark 9.2976575745 6.2415646989999995 12.35375045 5 h after dark 5.9894474425 4.244802116000001 7.734092769 7 h after dark 6.366849877 6.001784778999999 6.731914975 9 h after dark 6.9508644805 6.654629777999999 7.247099183 11 h after dark 7.967072015499999 7.68914274 8.245001291