2017 | Number of total visits
Rank | Countries/Territories | Count | Percent |
1 | United States | 7 | 29.2% |
2 | China | 3 | 12.5% |
3 | Guinea | 2 | 8.3% |
4 | Japan | 2 | 8.3% |
5 | Republic of Korea | 2 | 8.3% |
6 | Spain | 2 | 8.3% |
7 | Switzerland | 2 | 8.3% |
8 | Korea, Republic of | 1 | 4.2% |
9 | Netherlands | 1 | 4.2% |
10 | India | 1 | 4.2% |
11 | Germany | 1 | 4.2% |