condition mean min max 0 h after light 48.12115 38.9499 57.2924 2 h after light 22.15345 20.2472 24.0597 4 h after light 25.6085 24.5406 26.6764 8 h after light 26.7393 22.0791 31.3995 12 h after light 43.4979 38.3034 48.6924 2 h after dark 43.27845 42.5044 44.0525 4 h after dark 48.5249 45.6357 51.4141 8 h after dark 65.27425 65.0005 65.548 12 h after dark 55.9362 53.0146 58.8578