2017 | Number of total visits
Rank | Countries/Territories | Count | Percent |
1 | United States | 7 | 38.9% |
2 | China | 4 | 22.2% |
3 | Iran | 2 | 11.1% |
4 | Republic of Korea | 1 | 5.6% |
5 | Taiwan | 1 | 5.6% |
6 | India | 1 | 5.6% |
7 | Austria | 1 | 5.6% |
8 | Brazil | 1 | 5.6% |