condition mean min max 0 h after light 12.54645 10.5133 14.5796 2 h after light 7.575965 7.56989 7.58204 4 h after light 6.233375 5.97575 6.491 8 h after light 4.289815 4.16878 4.41085 12 h after light 5.54163 5.49954 5.58372 2 h after dark 4.423064999999999 3.9837 4.86243 4 h after dark 7.235564999999999 7.17331 7.29782 8 h after dark 11.7698 11.6608 11.8788 12 h after dark 10.8263 10.1184 11.5342