Rank	Countries/Territories	Count	Percent
1	United States	622	37.6%
2	China	453	27.4%
3	Germany	161	9.7%
4	France	65	3.9%
5		55	3.3%
6	Japan	38	2.3%
7	Korea, Republic of	34	2.1%
8	India	29	1.8%
9	Netherlands	22	1.3%
10	Hong Kong	19	1.1%
11	Canada	19	1.1%
12	Russia	15	0.9%
13	Czech Republic	14	0.8%
14	United Kingdom	13	0.8%
15	Ireland	12	0.7%
16	Cyprus	11	0.7%
17	Thailand	10	0.6%
18	Australia	7	0.4%
19	Norway	6	0.4%
20	Argentina	5	0.3%
21	Spain	5	0.3%
22	Singapore	4	0.2%
23	Italy	4	0.2%
24	Romania	4	0.2%
25	Philippines	3	0.2%
26	Poland	3	0.2%
27	Latvia	3	0.2%
28	Taiwan	3	0.2%
29	Iran, Islamic Republic of	2	0.1%
30	Luxembourg	2	0.1%
31	Colombia	2	0.1%
32	Austria	2	0.1%
33	Finland	2	0.1%
34	Ecuador	1	0.1%
35	Bangladesh	1	0.1%
36	Brazil	1	0.1%
37	Malaysia	1	0.1%
38	Israel	1	0.1%
39	Lithuania	1	0.1%