Let's think together: Every week the World Bank team in Tanzania wants to stimulate your thinking by sharing data from recent official surveys in Tanzania and ask you a couple of questions. This post is also published in the Tanzanian newspaper The Citizen every Sunday.
Tanzania has experienced an exceptionally high population growth – from 11 million in 1963 to over 45 million in 2012. Among the factors that have contributed to this increase –one of the fastest in the world– is the falling mortality rate. Life expectancy in Tanzania has increased over the past two decades from 50 to 58 years.
In addition, Tanzanian women have continued to have many children (5.4 per woman in 2010), which is higher than Kenya and Rwanda (4.6) as well as other sub-Saharan countries with the exception of Uganda.
Since 1991, this rate has only declined by 13 percent in Tanzania against 26 and 31 percent in Rwanda and Kenya, respectively. Several other factors have also contributed to the high population growth rate that Tanzania is experiencing: