2018 | Number of total visits
Rank | Countries/Territories | Count | Percent |
1 | United States | 20 | 51.3% |
2 | China | 9 | 23.1% |
3 | Netherlands | 2 | 5.1% |
4 | Canada | 2 | 5.1% |
5 | Spain | 2 | 5.1% |
6 | Republic of Korea | 1 | 2.6% |
7 | Romania | 1 | 2.6% |
8 | France | 1 | 2.6% |
9 | Germany | 1 | 2.6% |