condition mean min max 4 h after light 3554.6317129999998 2376.684148 4732.579278 8 h after light 4366.685714 3245.601564 5487.769864 12 h after light 3812.821408 3604.250819 4021.391997 4 h after dark 2087.673498 902.462826 3272.88417 8 h after dark 1019.273807 972.19428 1066.353334 12 h after dark 2033.782656 2033.782656 2033.782656