What is the world growth rate and others by country?

Question

What is the world growth rate and others by country?

Answer 1

"The world population increased from 3 billion in 1959 to 6 billion by 1999, a doubling that occurred over 40 years. The Census Bureau's latest projections imply that population growth will continue into the 21st century, although more slowly. The world population is projected to grow from 6 billion in 1999 to 9 billion by 2040, an increase of 50 percent is expected to require 41 years."

You can also look at the country ratings and growth on this site.