Rank	Countries/Territories	Count	Percent
1	United States	313	31.5%
2	China	283	28.5%
3	Turkey	78	7.9%
4	India	77	7.8%
5	Russia	24	2.4%
6	Germany	20	2%
7	United Kingdom	19	1.9%
8	Italy	18	1.8%
9	Japan	18	1.8%
10	Iran, Islamic Republic of	16	1.6%
11	Korea, Republic of	14	1.4%
12	Australia	12	1.2%
13	Canada	11	1.1%
14	Netherlands	9	0.9%
15	Spain	8	0.8%
16	Ireland	7	0.7%
17	Czech Republic	6	0.6%
18	Denmark	6	0.6%
19	Chile	5	0.5%
20	Mexico	5	0.5%
21	Taiwan	5	0.5%
22	Tunisia	3	0.3%
23	Hong Kong	3	0.3%
24	Portugal	3	0.3%
25	France	3	0.3%
26	Israel	3	0.3%
27	Argentina	2	0.2%
28	Bahrain	2	0.2%
29	Romania	2	0.2%
30	Singapore	2	0.2%
31	Slovenia	1	0.1%
32	Norway	1	0.1%
33	Pakistan	1	0.1%
34	Panama	1	0.1%
35	Poland	1	0.1%
36	Moldova, Republic of	1	0.1%
37	Malawi	1	0.1%
38	Mauritius	1	0.1%
39	Belarus	1	0.1%
40	Belgium	1	0.1%
41	Egypt	1	0.1%
42	Ukraine	1	0.1%
43	Tanzania, United Republic of	1	0.1%
44	Thailand	1	0.1%
45	Sweden	1	0.1%
46	Viet Nam	1	0.1%