Rank	Countries/Territories	Count	Percent
1	United States	476	48.3%
2	China	188	19.1%
3	Germany	86	8.7%
4	Russia	24	2.4%
5	Iran, Islamic Republic of	21	2.1%
6	Korea, Republic of	21	2.1%
7	Netherlands	19	1.9%
8	Canada	18	1.8%
9	Japan	14	1.4%
10	Cyprus	11	1.1%
11	Hong Kong	10	1%
12	India	9	0.9%
13	Italy	9	0.9%
14	Poland	8	0.8%
15	Argentina	7	0.7%
16	Australia	7	0.7%
17	France	5	0.5%
18	Malaysia	5	0.5%
19	Hungary	4	0.4%
20	Ireland	4	0.4%
21	Singapore	4	0.4%
22	Pakistan	3	0.3%
23	Egypt	3	0.3%
24	Denmark	3	0.3%
25	Dominican Republic	2	0.2%
26	Czech Republic	2	0.2%
27	Bangladesh	2	0.2%
28	Brazil	2	0.2%
29	Mexico	2	0.2%
30	Israel	2	0.2%
31	Kyrgyzstan	2	0.2%
32	Spain	2	0.2%
33	United Kingdom	2	0.2%
34	Turkey	1	0.1%
35	Saudi Arabia	1	0.1%
36	Mongolia	1	0.1%
37	Norway	1	0.1%
38	Romania	1	0.1%
39		1	0.1%
40	Colombia	1	0.1%
41	Greece	1	0.1%