Rank	Countries/Territories	Count	Percent
1	United States	478	39.1%
2	China	466	38.1%
3	Germany	120	9.8%
4	France	17	1.4%
5	Ukraine	16	1.3%
6	Lithuania	14	1.1%
7	Argentina	11	0.9%
8	Turkey	9	0.7%
9	Singapore	8	0.7%
10	Korea, Republic of	8	0.7%
11	Canada	7	0.6%
12	Cyprus	6	0.5%
13	Japan	6	0.5%
14	Hong Kong	6	0.5%
15	Netherlands	6	0.5%
16	Taiwan	5	0.4%
17	Russia	5	0.4%
18	India	5	0.4%
19	Ireland	5	0.4%
20	Australia	5	0.4%
21	Greece	2	0.2%
22	Indonesia	2	0.2%
23	Malaysia	2	0.2%
24	Uzbekistan	2	0.2%
25	South Africa	2	0.2%
26	Tunisia	1	0.1%
27	Norway	1	0.1%
28	Poland	1	0.1%
29	Portugal	1	0.1%
30	Romania	1	0.1%
31	United Kingdom	1	0.1%
32	Mongolia	1	0.1%
33	Czech Republic	1	0.1%
34	Austria	1	0.1%
35	Algeria	1	0.1%