Table # 1
The Population of the World

(Population in Billions)

  1985 1987 1988 1990 1993 1998 2000 2003 2006
World 4.845 5.026 5.128 5.321 5.506 5.926 6.067 6.314 6.555
Developed
World
1.174 1.191 1.198 1.214 1,230 1.178 1.184 1.202 1.216
Developing
World
3.671 3.836 3.931 4.107 4,276 4.748 4.883 5.112 5.339
Ratio 3.13 3.22 3.28 3.38 3.48 4.03 4.12 4.26 4.39

Source: Population Reference Bureau Data Sheets:
1985, 1987, 1988, 1990, 1993, 1998, 2000, 2003, 2006

Chart created by Russ Long