2018 | Number of total visits
Rank | Countries/Territories | Count | Percent |
1 | United States | 36 | 64.3% |
2 | China | 7 | 12.5% |
3 | Germany | 4 | 7.1% |
4 | France | 2 | 3.6% |
5 | Switzerland | 2 | 3.6% |
6 | United Kingdom | 2 | 3.6% |
7 | Ireland | 1 | 1.8% |
8 | Netherlands | 1 | 1.8% |
9 | Republic of Korea | 1 | 1.8% |