Rank	Countries/Territories	Count	Percent
1	United States	794	39.1%
2	China	599	29.5%
3	Germany	183	9%
4	Canada	122	6%
5	France	75	3.7%
6		52	2.6%
7	United Kingdom	34	1.7%
8	Netherlands	27	1.3%
9	Japan	23	1.1%
10	Singapore	16	0.8%
11	Switzerland	12	0.6%
12	Romania	12	0.6%
13	Cyprus	9	0.4%
14	Australia	7	0.3%
15	Taiwan	7	0.3%
16	Latvia	6	0.3%
17	Hong Kong	6	0.3%
18	Ukraine	5	0.2%
19	South Africa	4	0.2%
20	India	4	0.2%
21	Ireland	4	0.2%
22	Argentina	4	0.2%
23	Italy	3	0.1%
24	Korea, Republic of	2	0.1%
25	Indonesia	2	0.1%
26	Iran, Islamic Republic of	2	0.1%
27	Hungary	2	0.1%
28	Bangladesh	2	0.1%
29	Belgium	2	0.1%
30	Mexico	2	0.1%
31	Russia	2	0.1%
32	Philippines	1	0%
33	Poland	1	0%
34	Moldova, Republic of	1	0%
35	Mongolia	1	0%
36	Spain	1	0%
37	Turkey	1	0%