condition mean min max 4 h after light 4055.559333333333 3976.535 4125.032999999999 8 h after light 3678.6643333333336 2218.348 4547.778 12 h after light 3603.06 3266.7929999999997 3951.1490000000003 16 h after light 6078.000000000001 4213.894 8438.533000000001 4 h after dark 9387.369 8655.902 10424.41 8 h after dark 5891.165 5013.32 6330.433000000001