Rank	Countries/Territories	Count	Percent
1	United States	537	34.3%
2	China	527	33.7%
3	Germany	138	8.8%
4	Japan	59	3.8%
5	France	41	2.6%
6	Poland	28	1.8%
7	India	27	1.7%
8	United Kingdom	24	1.5%
9	Hong Kong	19	1.2%
10	Canada	19	1.2%
11	Netherlands	17	1.1%
12	Latvia	16	1%
13	Singapore	14	0.9%
14	Ireland	12	0.8%
15	Greece	10	0.6%
16	Korea, Republic of	9	0.6%
17	Australia	8	0.5%
18	Cyprus	7	0.4%
19	Iran, Islamic Republic of	7	0.4%
20	Romania	6	0.4%
21	Russia	6	0.4%
22	Ukraine	5	0.3%
23	Lithuania	4	0.3%
24	Norway	4	0.3%
25	Peru	4	0.3%
26	Sweden	3	0.2%
27	Taiwan	3	0.2%
28	Malaysia	2	0.1%
29	Israel	2	0.1%
30	Argentina	2	0.1%
31	Viet Nam	2	0.1%
32	Bangladesh	1	0.1%
33	Mongolia	1	0.1%
34	Philippines	1	0.1%
35	Thailand	1	0.1%