Rank	Countries/Territories	Count	Percent
1	United States	532	39%
2	China	393	28.8%
3	Germany	88	6.5%
4	Japan	40	2.9%
5	Canada	34	2.5%
6	Korea, Republic of	31	2.3%
7	Singapore	24	1.8%
8	Czech Republic	23	1.7%
9	India	22	1.6%
10	France	21	1.5%
11	Ukraine	16	1.2%
12	Russia	14	1%
13	Netherlands	13	1%
14	Poland	12	0.9%
15	Italy	10	0.7%
16	Iran, Islamic Republic of	10	0.7%
17	Australia	8	0.6%
18	Philippines	7	0.5%
19	Indonesia	6	0.4%
20	Argentina	6	0.4%
21	Hong Kong	6	0.4%
22	Latvia	5	0.4%
23	Morocco	4	0.3%
24	Cyprus	4	0.3%
25	United Kingdom	4	0.3%
26	Taiwan	3	0.2%
27	Malaysia	3	0.2%
28	Pakistan	3	0.2%
29	Romania	2	0.1%
30	Lithuania	2	0.1%
31	Bangladesh	2	0.1%
32	Chile	2	0.1%
33	Turkey	2	0.1%
34	South Africa	2	0.1%
35	Sweden	1	0.1%
36	Switzerland	1	0.1%
37	Cambodia	1	0.1%
38	Denmark	1	0.1%
39	Egypt	1	0.1%
40	Ireland	1	0.1%
41	Mauritius	1	0.1%
42	Mexico	1	0.1%
43	Slovakia	1	0.1%