Rank	Countries/Territories	Count	Percent
1	United States	584	35.7%
2	China	574	35.1%
3	Germany	190	11.6%
4	Japan	36	2.2%
5	Russia	31	1.9%
6		21	1.3%
7	Brazil	18	1.1%
8	Latvia	18	1.1%
9	Ukraine	17	1%
10	India	16	1%
11	Canada	14	0.9%
12	Hong Kong	12	0.7%
13	Australia	10	0.6%
14	Korea, Republic of	8	0.5%
15	France	7	0.4%
16	Hungary	7	0.4%
17	Taiwan	7	0.4%
18	Cyprus	6	0.4%
19	Senegal	6	0.4%
20	Luxembourg	6	0.4%
21	Ireland	5	0.3%
22	Belgium	5	0.3%
23	South Africa	5	0.3%
24	United Kingdom	5	0.3%
25	Netherlands	4	0.2%
26	Singapore	3	0.2%
27	Egypt	3	0.2%
28	Poland	3	0.2%
29	Mongolia	2	0.1%
30	Malaysia	2	0.1%
31	Mexico	1	0.1%
32	Lithuania	1	0.1%
33	Israel	1	0.1%
34	Norway	1	0.1%
35	Saudi Arabia	1	0.1%
36	Finland	1	0.1%
37	Greece	1	0.1%
38	Iran, Islamic Republic of	1	0.1%
39	Argentina	1	0.1%
40	Denmark	1	0.1%
41	Switzerland	1	0.1%