condition mean min max 4 h after light 220.1569245 179.040505 261.273344 8 h after light 183.6564645 181.329183 185.983746 12 h after light 224.522604 219.17735 229.867858 4 h after dark 200.0453085 174.385903 225.704714 8 h after dark 313.016546 218.90235 407.130742 12 h after dark 324.475038 324.475038 324.475038