| Sl. No | Continent | Region/Country | Strong Correlation | Weak Correlation | Total |
| 1 | North Africa | Morocco, Algeria Tunisia | 3 | - | 3 |
| 2 | West Asia | Iraq, Lebanon,Syria, Jordan, Israel, Iran | 4 | - | 4 |
| 3 | South Asia | Afghanistan, Northern India and Pakistan | 5 | - | 5 |
| 4 | China | Tibet, Qinghai, Sichuan, Gansu, Shaanxi, Henan, Anhui, Jiangsu, East China Sea | 9 | - | 9 |
| 5 | South Korea | Hamilton Islands & South Korean Straits | 2 | 2 | 2 |
| 6 | Japan | Island of Honshu, Yamaguchi Prefecture, Tokushima Prefecture, Wakayama Prefecture, Nara Prefecture | 3 | 2 | 5 |
| 7 | USA | Miyakejima and Mikurajima, Hector California, Northridge California, Lucerne California, Bear Mountain California, Pasadena California, Claremont California, Malibu California, Banning California, Pasadena California Wittier California, Hector California, San Miguel Island California, California-Santa Rosa Island, Anacapa Island California, Los Angeles California, Arizona, New Mexico, Texas Oklahoma―Durant and Hugo, Arkansas, Mississippi, Alabama, Georgia―Athens, South Carolina―Columbia North Carolina. | 2 | 23 | 25 |
| Total |
| WITH USA | 28 (51%) | 27 (49%) | 55 |
| WITHOUT USA (Asia & North Africa) | 26 (87%) | 4 (13%) | 30 |