2017 | Number of total visits
Rank | Countries/Territories | Count | Percent |
1 | United States | 13 | 46.4% |
2 | China | 5 | 17.9% |
3 | Germany | 3 | 10.7% |
4 | Portugal | 2 | 7.1% |
5 | Republic of Korea | 2 | 7.1% |
6 | Australia | 1 | 3.6% |
7 | Ireland | 1 | 3.6% |
8 | Netherlands | 1 | 3.6% |