Figure 3b shows the annual economic growth rate of South Africa, 2016–2021 (estimated).
| Year | Economic Growth (%) |
|---|---|
| 2016 | 0.6 |
| 2017 | 1.4 |
| 2018 | 0.8 |
| 2019 | 0.1 |
| 2020 | -6.4 |
| 2021 (estimated) | 4.9 |
Explain the relationship between real Gross Domestic Product (GDP) and economic growth.