condition mean min max 4 h after light 135.250849 95.72443 174.777268 8 h after light 157.3190395 125.752818 188.885261 12 h after light 122.805659 109.95747 135.653848 4 h after dark 68.39503400000001 41.865679 94.924389 8 h after dark 59.574647 55.594083 63.555211 12 h after dark 49.825654 49.825654 49.825654