Rank	Countries/Territories	Count	Percent
1	United States	304	25.5%
2	China	298	25%
3	Iran, Islamic Republic of	102	8.6%
4	Japan	90	7.6%
5	Germany	72	6%
6	United Kingdom	46	3.9%
7	Indonesia	29	2.4%
8	France	27	2.3%
9	Thailand	22	1.8%
10	Singapore	19	1.6%
11	Canada	17	1.4%
12	India	17	1.4%
13	Taiwan	10	0.8%
14	Netherlands	9	0.8%
15	Korea, Republic of	8	0.7%
16	Moldova, Republic of	7	0.6%
17	Cyprus	7	0.6%
18	Viet Nam	7	0.6%
19	Portugal	7	0.6%
20	Turkey	6	0.5%
21	Malaysia	6	0.5%
22	Hong Kong	5	0.4%
23	Ireland	5	0.4%
24	Italy	5	0.4%
25	Australia	5	0.4%
26	South Africa	5	0.4%
27	Russia	5	0.4%
28	Saudi Arabia	5	0.4%
29	Philippines	4	0.3%
30	Egypt	4	0.3%
31	New Zealand	4	0.3%
32	Brazil	3	0.3%
33	Cambodia	3	0.3%
34	Pakistan	3	0.3%
35	Switzerland	2	0.2%
36	Bangladesh	2	0.2%
37	Belgium	2	0.2%
38	Finland	2	0.2%
39	Dominican Republic	2	0.2%
40	Ecuador	2	0.2%
41	Argentina	2	0.2%
42	Norway	2	0.2%
43	Mauritius	2	0.2%
44	Iraq	2	0.2%
45	Malta	1	0.1%
46	Mexico	1	0.1%
47	Greece	1	0.1%
48	Chile	1	0.1%
49	Cuba	1	0.1%