condition mean min max 4 h after light 58.71 50.992064 66.427936 8 h after light 53.3104735 52.337914 54.283033 12 h after light 59.2044405 43.692774 74.716107 4 h after dark 93.7608405 60.215456 127.306225 8 h after dark 90.37042349999999 69.864893 110.875954 12 h after dark 83.390727 83.390727 83.390727