condition mean min max 4 h after light 9.96969 7.33858 12.6008 8 h after light 10.23 10.2136 10.2464 12 h after light 308.52700000000004 293.389 323.665 4 h after dark 454.94966666666664 446.228 467.724 8 h after dark 189.71699999999998 181.106 195.833 12 h after dark 43.821333333333335 41.574 45.3503