Rank	Countries/Territories	Count	Percent
1	United States	228	34.1%
2	China	172	25.7%
3	Germany	84	12.6%
4	Korea, Republic of	35	5.2%
5	France	22	3.3%
6	Japan	12	1.8%
7	Netherlands	11	1.6%
8	India	10	1.5%
9	Singapore	8	1.2%
10	Hong Kong	7	1%
11	Poland	6	0.9%
12	Iran, Islamic Republic of	6	0.9%
13	Canada	6	0.9%
14	Taiwan	6	0.9%
15	Turkey	5	0.7%
16	Australia	4	0.6%
17	Colombia	3	0.4%
18	Ireland	3	0.4%
19	Greece	3	0.4%
20	Czech Republic	3	0.4%
21	Pakistan	3	0.4%
22	Spain	3	0.4%
23	Italy	3	0.4%
24	Nepal	2	0.3%
25	Sweden	2	0.3%
26	Saudi Arabia	2	0.3%
27	Israel	2	0.3%
28	Cyprus	2	0.3%
29	Bulgaria	2	0.3%
30	Viet Nam	2	0.3%
31	United Arab Emirates	1	0.1%
32	Thailand	1	0.1%
33	Brazil	1	0.1%
34	Argentina	1	0.1%
35	Armenia	1	0.1%
36	Egypt	1	0.1%
37	Switzerland	1	0.1%
38	South Africa	1	0.1%
39	Luxembourg	1	0.1%
40	Mexico	1	0.1%
41	Jamaica	1	0.1%