Original sentence: , which is still the largest growth of the top ten largest Christian denominations, with many other churches having negative growth.After 1990, average annual growth again slowed steadily to a rate around 2.5% for the first decade of the 21st century, still double the world population growth rate of 1.2% for the same period.Currently its growth rate, not internationally but in the United States, is at 1.6%, about the rate of the growth of the rest of the U.Rodney Stark predicts that it could become a major world religion by the end of the 21st century if the current growth trend of between 30% and 50% per decade continues
Edited sentence: After 1990, average annual growth again slowed steadily to a rate around 0.7% for the first decade of the 21st century