Rank	Countries/Territories	Count	Percent
1	United States	338	38.3%
2	China	258	29.2%
3	Japan	46	5.2%
4	Germany	31	3.5%
5	France	28	3.2%
6	Korea, Republic of	19	2.2%
7	Netherlands	16	1.8%
8	Taiwan	16	1.8%
9	India	15	1.7%
10	Indonesia	11	1.2%
11	Turkey	11	1.2%
12	Ukraine	9	1%
13	Austria	8	0.9%
14	Iran, Islamic Republic of	7	0.8%
15	Ireland	7	0.8%
16	Hong Kong	7	0.8%
17	Saudi Arabia	7	0.8%
18	Canada	6	0.7%
19	Czech Republic	5	0.6%
20	Malaysia	5	0.6%
21	Singapore	4	0.5%
22	Portugal	4	0.5%
23	Brazil	4	0.5%
24	Cyprus	4	0.5%
25	Chile	4	0.5%
26	Belgium	3	0.3%
27	Poland	3	0.3%
28	Slovakia	2	0.2%
29	Russia	2	0.2%
30	United Kingdom	1	0.1%
31	Romania	1	0.1%
32	Georgia	1	0.1%