condition mean min max 1 h after light 7.871906877000001 7.814285387000001 7.9295283670000005 3 h after light 13.193782369333332 9.576985228 17.59870724 5 h after light 16.538084136666665 13.24031239 19.27032977 7 h after light 18.76425546 17.13557107 21.13418481 9 h after light 16.57471188 14.05816574 18.0053758 11 h after light 20.17298151 15.65167644 24.75691433 1 h after dark 19.042858883333334 14.744418900000001 23.59041466 3 h after dark 18.24270718 16.337155499999998 20.03687231 5 h after dark 19.155901616666668 18.22537092 19.90030768 7 h after dark 16.38288974 13.78569753 19.19605589 9 h after dark 16.925067136666666 15.32711328 18.13351641 11 h after dark 14.605150066666667 13.409439 15.51733629