The following are the authors number per nationals that were participated in ISICO 2015
| 1 | Australia | 2 |
| 2 | Bangladesh | 1 |
| 3 | Czech Republic | 2 |
| 4 | Ecuador | 1 |
| 5 | Hong Kong | 2 |
| 6 | India | 6 |
| 7 | Indonesia | 264 |
| 8 | Iran | 10 |
| 9 | Japan | 4 |
| 10 | Korea | 14 |
| 11 | Malaysia | 103 |
| 12 | Netherlands | 1 |
| 13 | Pakistan | 4 |
| 14 | Portugal | 4 |
| 15 | Sri Lanka | 1 |
| 16 | Sweden | 3 |
| 17 | Russia | 3 |
| 18 | Saudi Arabia | 1 |
| 19 | South Africa | 5 |
| 20 | Spain | 2 |
| 21 | Taiwan | 11 |
| 22 | Thailand | 9 |
| 23 | Tunisia | 1 |