condition mean min max 4 h after light 73.9817 70.3961 77.5673 8 h after light 65.10679999999999 60.929 69.2846 12 h after light 73.4371 71.1375 75.7367 4 h after dark 98.86425 96.6895 101.039 8 h after dark 102.88125 97.9365 107.826 12 h after dark 94.58855 89.6058 99.5713