condition mean min max 4 h after light 98.694418 90.433064 106.955772 8 h after light 106.84527 103.451274 110.239266 12 h after light 89.5207155 87.117019 91.924412 4 h after dark 118.023795 81.81931 154.22828 8 h after dark 137.971088 109.467237 166.474939 12 h after dark 90.179172 90.179172 90.179172