Rank	Countries/Territories	Count	Percent
1	United States	525	46.6%
2	China	260	23.1%
3	Germany	139	12.3%
4	Netherlands	35	3.1%
5	Canada	30	2.7%
6	Japan	24	2.1%
7	Australia	13	1.2%
8	Ukraine	11	1%
9	France	10	0.9%
10	India	10	0.9%
11	Greece	7	0.6%
12	Cyprus	7	0.6%
13	Thailand	7	0.6%
14	Turkey	6	0.5%
15	Spain	5	0.4%
16	Singapore	4	0.4%
17	Iran, Islamic Republic of	4	0.4%
18	Ireland	3	0.3%
19	Hong Kong	3	0.3%
20	Colombia	3	0.3%
21	Argentina	3	0.3%
22	Mongolia	3	0.3%
23	Norway	2	0.2%
24	Taiwan	2	0.2%
25	United Kingdom	2	0.2%
26	Brazil	2	0.2%
27	Georgia	2	0.2%
28	Italy	1	0.1%
29	Finland	1	0.1%
30	Switzerland	1	0.1%
31	Russia	1	0.1%