condition mean min max 3 h after light 5.053343333333333 3.73772 6.1251 6 h after light 6.927503333333333 6.23738 7.27959 9 h after light 19.9269 12.1022 27.2736 12 h after light 54.815599999999996 51.2388 56.94 3 h after dark 100.4388 97.5344 101.973 6 h after dark 81.60893333333334 62.4955 110.651 9 h after dark 29.0336 26.893 30.6587 12 h after dark 5.68559 5.16554 6.03906