Rank	Countries/Territories	Count	Percent
1	United States	256	40.8%
2	China	198	31.6%
3	Germany	46	7.3%
4	Taiwan	15	2.4%
5	Russia	9	1.4%
6	Netherlands	9	1.4%
7	Japan	8	1.3%
8	Iran, Islamic Republic of	8	1.3%
9	India	7	1.1%
10	United Kingdom	7	1.1%
11	Cyprus	5	0.8%
12	Australia	5	0.8%
13	Singapore	5	0.8%
14	Spain	4	0.6%
15	Ukraine	4	0.6%
16	Viet Nam	4	0.6%
17	Canada	4	0.6%
18	Korea, Republic of	3	0.5%
19	Mexico	3	0.5%
20	Philippines	3	0.5%
21	Saudi Arabia	2	0.3%
22	Argentina	2	0.3%
23	Colombia	2	0.3%
24	Indonesia	2	0.3%
25	Ireland	2	0.3%
26	Hong Kong	2	0.3%
27	Finland	2	0.3%
28	France	2	0.3%
29	Italy	1	0.2%
30	Ecuador	1	0.2%
31	Belgium	1	0.2%
32	Romania	1	0.2%
33	Pakistan	1	0.2%
34	Palestine, State of	1	0.2%
35	Mongolia	1	0.2%
36	Malaysia	1	0.2%