2018 | Number of total visits
Rank | Countries/Territories | Count | Percent |
1 | United States | 44 | 57.9% |
2 | China | 20 | 26.3% |
3 | Germany | 5 | 6.6% |
4 | Iran | 2 | 2.6% |
5 | Japan | 2 | 2.6% |
6 | Netherlands | 1 | 1.3% |
7 | Republic of Korea | 1 | 1.3% |
8 | Canada | 1 | 1.3% |