Rank	Countries/Territories	Count	Percent
1	United States	474	38.3%
2	China	383	30.9%
3	Germany	111	9%
4	Korea, Republic of	40	3.2%
5	France	35	2.8%
6	Canada	32	2.6%
7	Japan	20	1.6%
8	Netherlands	20	1.6%
9	India	19	1.5%
10	United Kingdom	16	1.3%
11	Ukraine	10	0.8%
12	Hong Kong	9	0.7%
13	Taiwan	7	0.6%
14	Portugal	7	0.6%
15	Russia	7	0.6%
16	Italy	6	0.5%
17	Cyprus	4	0.3%
18	Singapore	4	0.3%
19	South Africa	4	0.3%
20	Spain	3	0.2%
21	Latvia	3	0.2%
22	Romania	2	0.2%
23	Mexico	2	0.2%
24	Egypt	2	0.2%
25	Argentina	2	0.2%
26	Australia	2	0.2%
27	Austria	2	0.2%
28	Iran, Islamic Republic of	2	0.2%
29	Ireland	2	0.2%
30	Greece	2	0.2%
31	Belgium	1	0.1%
32	Denmark	1	0.1%
33	Turkey	1	0.1%
34	Sweden	1	0.1%
35	Serbia	1	0.1%
36	Luxembourg	1	0.1%
37	Poland	1	0.1%