condition mean min max 4 h after light 3531.0466666666666 2656.9809999999998 4667.522 8 h after light 4998.517666666667 4341.77 5436.529 12 h after light 5532.112 4961.518 6090.956999999999 16 h after light 6789.191666666667 5148.0070000000005 8218.742 4 h after dark 5532.048333333333 5078.815 6230.156999999999 8 h after dark 2650.413 1871.247 3188.8320000000003