condition mean min max 0 h after light 0.938848 0.625156 1.25254 4 h after light 2.4501999999999997 2.22946 2.67094 8 h after light 16.311799999999998 16.184 16.4396 4 h after dark 48.17035 32.2341 64.1066 8 h after dark 22.608249999999998 20.0754 25.1411 12 h after dark 4.4119399999999995 3.22564 5.59824