Rank	Countries/Territories	Count	Percent
1	United States	385	42.2%
2	China	185	20.3%
3	Germany	121	13.3%
4	Korea, Republic of	45	4.9%
5	India	34	3.7%
6	Netherlands	26	2.9%
7	Japan	19	2.1%
8	France	14	1.5%
9	Canada	14	1.5%
10	Australia	12	1.3%
11	United Kingdom	8	0.9%
12	Ireland	5	0.5%
13	Belgium	4	0.4%
14	Chile	4	0.4%
15	Mauritius	4	0.4%
16	Switzerland	3	0.3%
17	Argentina	3	0.3%
18	Iran, Islamic Republic of	3	0.3%
19	Italy	2	0.2%
20	Cyprus	2	0.2%
21	Greece	2	0.2%
22	Bangladesh	2	0.2%
23	Norway	2	0.2%
24	Russia	2	0.2%
25	Singapore	2	0.2%
26	United Arab Emirates	2	0.2%
27	Turkey	2	0.2%
28	Ukraine	1	0.1%
29	Taiwan	1	0.1%
30	Mexico	1	0.1%
31	New Zealand	1	0.1%
32	Colombia	1	0.1%