Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Rank | Nation | Gold | Silver | Bronze | Total |
| --- | --- | --- | --- | --- | --- |
| 1 | China | 9 | 3 | 2 | 14 |
| 2 | Malaysia | 3 | 3 | 1 | 7 |
| 3 | Japan | 2 | 3 | 6 | 11 |
| 4 | South Korea | 2 | 2 | 5 | 9 |
| 5 | Kazakhstan | 1 | 3 | 0 | 4 |
| 6 | Chinese Taipei | 1 | 1 | 3 | 5 |
| 7 | Iran | 1 | 1 | 0 | 2 |
| 8 | Hong Kong | 1 | 0 | 2 | 3 |
| 9 | Kyrgyzstan | 1 | 0 | 0 | 1 |
| 10 | Uzbekistan | 0 | 3 | 1 | 4 |
| 11 | Thailand | 0 | 1 | 1 | 2 |
| 12 | Indonesia | 0 | 1 | 0 | 1 |
| Total | Total | 21 | 21 | 21 | 63 |
Question:
number of nations that earned no bronze medals
Answer:
4