Complex sentence: Based on figures from the 2000 Census, there are an estimated 40,680 Kenyan Americans and there are large populations of Kenyan American citizens in the greater Washington, D.C. area, Texas, California, Illinois, Michigan, Georgia, New York and North Carolina.
Split into simpler sentences: Based on figures from the 2000 Census, there are an estimated 40,680 Kenyan Americans. Most Kenyan Americans are concentrated in the greater Washington, D.C. area, Texas, California, Illinois, Michigan, Georgia, New York and North Carolina.