World Population 2013
The world population has experienced continuous growth since the end of the Bubonic Plague around the years 1348-1350. The highest rates of growth—increases above 1.8% per year—were seen briefly during the 1950s, for a longer period during the 1960s and 1970s; the growth rate peaked at 2.2% in 1963, and declined to 1.1% by 2009....









