condition mean min max 4 h after light 105.6004 50.1752 154.23 8 h after light 57.5606 17.1707 98.4899 12 h after light 52.6708 28.7296 80.753 4 h after dark 89.5066 70.4064 101.032 8 h after dark 123.50746666666666 75.0294 150.754 12 h after dark 179.29733333333334 165.219 193.492