| Country | Number of publications | % (N = 309) |
|---|---|---|
| Saudi Arabia | 125 | 40.5 |
| Jordan | 57 | 18.4 |
| Egypt | 45 | 14.6 |
| Lebanon | 28 | 9.1 |
| Kuwait | 26 | 8.4 |
| United Arab Emirates | 18 | 5.8 |
| Iraq | 13 | 4.2 |
| Tunisia | 10 | 3.2 |
| Palestine | 8 | 2.6 |
| Oman | 7 | 2.3 |
| Bahrain | 5 | 1.6 |
| Qatar | 5 | 1.6 |
| Syrian Arab Republic | 5 | 1.6 |
| Yemen | 5 | 1.6 |
| Morocco | 3 | 1.0 |
| Sudan | 3 | 1.0 |
| Libyan Arab Jamahiriya | 1 | 0.3 |
| Algeria, Mauritania, Somalia, Djibouti, Comoros | 0 | 0.0 |