Input (grade 7): Even though the population of South Africa has increased in the past decade (primarily due to immigration), the country had an annual population growth rate of â '0.051% in 2010 (CIA est.), where the birth rate is higher than the death rate but there is a net emigration rate.
Output (grade 8): Even though the population of South Africa has grown in the past decade (mostly because of immigration), the country had an yearly population growth rate of â '0.501% in 2008 (CIA est.), counting immigration. The CIA thinks that in 2009 South Africa's population started to grow again, at a rate of 0.281%.