condition mean min max 1 h after light 8.198981036500001 7.587738352000001 8.810223721 3 h after light 11.372967833 7.980821023 17.01208366 5 h after light 15.303242683333334 12.30710137 18.84657078 7 h after light 17.23487028 15.73322647 18.45369192 9 h after light 19.24971604 14.96781176 22.95024064 11 h after light 15.230997813333333 11.68526357 17.54648396 1 h after dark 21.074253446666667 18.79374309 24.39531127 3 h after dark 21.30590846 15.38810913 24.54495868 5 h after dark 17.112988010000002 15.45974316 19.46098929 7 h after dark 18.52882365 15.84562934 22.44461919 9 h after dark 18.30822908 15.44706953 19.91022068 11 h after dark 19.717340136666667 15.77740338 24.52252338