| 1 | A | B | C | D | E | F | G | H |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 2 | none |  |  |  |  |  |  |  |
| 3 | rank | province | 2011 census |  | 2015 mid-year estimate |  | 2018 mid-year estimate |  |
| 4 |  |  | population | percentage | population | percentage | population | percentage |
| 5 | 1 | gauteng | 12,272,263 | 23.7 | 13,200,300 | 24.0 | 14,717,000 | 25.5 |
| 6 | 2 | kwazulu-natal | 10,267,300 | 19.8 | 10,919,100 | 19.9 | 11,384,700 | 19.7 |
| 7 | 3 | western cape | 5,822,734 | 11.2 | 6,200,100 | 11.3 | 6,621,100 | 11.5 |
| 8 | 4 | eastern cape | 6,562,053 | 12.7 | 6,916,200 | 12.6 | 6,522,700 | 11.3 |
| 9 | 5 | limpopo | 5,404,868 | 10.4 | 5,726,800 | 10.4 | 5,797,300 | 10.0 |
| 10 | 6 | mpumalanga | 4,039,939 | 7.8 | 4,283,900 | 7.8 | 4,523,900 | 7.8 |
| 11 | 7 | north west | 3,509,953 | 6.8 | 3,707,100 | 6.7 | 3,979,000 | 6.9 |
| 12 | 8 | free state | 2,745,590 | 5.3 | 2,817,900 | 5.1 | 2,954,300 | 5.1 |
| 13 | 9 | northern cape | 1,145,861 | 2.2 | 1,185,600 | 2.2 | 1,225,600 | 2.1 |
| 14 | south africa |  | 51,770,561 | 100.0 | 54,956,900 | 100.0 | 57,725,600 | 100.0 |

Question: which province is the third most populous province, with an estimated 6.6 million inhabitants in 2018?
Answer: western cape