condition mean min max 0 h after light 65.6379 59.6772 71.5986 2 h after light 46.79535 45.089 48.5017 4 h after light 37.104 36.4378 37.7702 8 h after light 31.47945 30.2966 32.6623 12 h after light 38.56225 36.5273 40.5972 2 h after dark 52.9542 46.3316 59.5768 4 h after dark 55.6582 55.1176 56.1988 8 h after dark 72.2796 68.9311 75.6281 12 h after dark 75.01585 71.8527 78.179