Rank	Countries/Territories	Count	Percent
1	United States	359	38.3%
2	China	310	33%
3	Germany	88	9.4%
4	Australia	30	3.2%
5	Canada	21	2.2%
6	Italy	17	1.8%
7	Ukraine	17	1.8%
8	Netherlands	15	1.6%
9	Japan	15	1.6%
10	Singapore	9	1%
11	India	7	0.7%
12	Indonesia	6	0.6%
13	Spain	6	0.6%
14	Cyprus	5	0.5%
15	Denmark	4	0.4%
16	Norway	4	0.4%
17	Mongolia	3	0.3%
18	Finland	3	0.3%
19	France	3	0.3%
20	Colombia	3	0.3%
21	Iran, Islamic Republic of	2	0.2%
22	Malaysia	2	0.2%
23	Hungary	2	0.2%
24	Russia	2	0.2%
25	United Kingdom	2	0.2%
26	Taiwan	1	0.1%
27	Thailand	1	0.1%
28	Ireland	1	0.1%