There are a few reasons for this;
* Different definitions of rape across countries and time
* Rape offences are counted differently
* An echo-chamber effect - lazy journalism
* Under-reporting rates are unknown and are often extrapolated by Statistics South Africa
You can find out more at this report created by AfricaCheck - a non-partisan media and statistics watchdo;
https://africacheck.org/fact-checks/reports/why-its-wrong-ca...