IN YOUR OWN WORDS According to the World POPClock, the world population on 7/1/99 was 5,996,215,340 and on 7/1/12 it was 7,023,324,899. Use these numbers to find the annual growth rate for this period. Use this growth rate to project the world population on the day you work this problem. Check the World POPClock for the day's population and compare with your answer. Comment on the difference.