condition mean min max 1 h after light 7.659862931666667 7.285741193 8.378238544 3 h after light 7.678124338666667 5.935982439 8.81072043 5 h after light 7.99029048 5.286475964 10.23200234 7 h after light 7.349505223333333 6.6773728939999994 8.0199489 9 h after light 7.656611570666667 6.8285316179999995 8.610801972 11 h after light 6.837659924666666 4.191981243 10.03175132 13 h after light 7.162541098666667 5.005236442 9.197867313 15 h after light 7.538483892666666 5.949104472 9.004353183 1 h after dark 7.756409700666667 7.151616287 8.656788718 3 h after dark 6.439195721666667 5.457231591 8.163423394 5 h after dark 8.586917203 8.031523476 8.899293773 7 h after dark 11.523288636666667 10.5680757 12.47063003