Rank	Countries/Territories	Count	Percent
1	United States	939	38.4%
2	China	847	34.6%
3	Germany	154	6.3%
4	France	99	4%
5	Japan	55	2.2%
6	Russia	52	2.1%
7	India	32	1.3%
8	United Kingdom	27	1.1%
9	Canada	26	1.1%
10	Singapore	22	0.9%
11	Kazakhstan	13	0.5%
12	Netherlands	12	0.5%
13	Australia	12	0.5%
14	Cyprus	12	0.5%
15	Hong Kong	12	0.5%
16	Ukraine	12	0.5%
17	Taiwan	10	0.4%
18	Czech Republic	10	0.4%
19	Thailand	9	0.4%
20	Poland	8	0.3%
21	Greece	7	0.3%
22	Italy	6	0.2%
23	Spain	6	0.2%
24	Korea, Republic of	5	0.2%
25	Croatia	5	0.2%
26	Ireland	4	0.2%
27	Malaysia	4	0.2%
28	Viet Nam	4	0.2%
29	Uruguay	3	0.1%
30	Sweden	3	0.1%
31	Turkey	3	0.1%
32	Iran, Islamic Republic of	3	0.1%
33	Latvia	2	0.1%
34	New Zealand	2	0.1%
35	Norway	2	0.1%
36	Brazil	2	0.1%
37	Bulgaria	2	0.1%
38	Hungary	2	0.1%
39	Argentina	2	0.1%
40	Uganda	2	0.1%
41	South Africa	2	0.1%
42	Mexico	2	0.1%
43	Romania	2	0.1%
44	Switzerland	2	0.1%
45	Belgium	1	0%
46	Chile	1	0%
47	Portugal	1	0%
48	Mauritius	1	0%
49	Jordan	1	0%
50	Lithuania	1	0%