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 | Algeria | 8 | 3 | 0 | 11 |
| 2 | Tunisia | 4 | 3 | 5 | 12 |
| 3 | Egypt | 3 | 3 | 3 | 9 |
| 4 | Cameroon | 1 | 1 | 5 | 7 |
| 5 | Morocco | 0 | 1 | 5 | 5 |
| 6 | South Africa | 0 | 1 | 1 | 2 |
| 7 | Angola | 0 | 1 | 0 | 1 |
| 7 | Burkina Faso | 0 | 1 | 0 | 1 |
| 7 | Gabon | 0 | 1 | 0 | 1 |
| 7 | Madagascar | 0 | 1 | 0 | 1 |
| 11 | Nigeria | 0 | 0 | 3 | 3 |
| 12 | Senegal | 0 | 0 | 2 | 2 |
| 13 | Congo Republic | 0 | 0 | 1 | 1 |
| 13 | Ivory Coast | 0 | 0 | 1 | 1 |
| 13 | Guinea | 0 | 0 | 1 | 1 |
| 13 | Niger | 0 | 0 | 1 | 1 |
Question:
how many countries scored at least 3 gold medals?
Answer:
3