Rank	Countries/Territories	Count	Percent
1	United States	288	32.5%
2	China	255	28.8%
3	Germany	49	5.5%
4	Brazil	45	5.1%
5	India	38	4.3%
6	Turkey	29	3.3%
7		24	2.7%
8	Japan	22	2.5%
9	Ireland	19	2.1%
10	Russia	16	1.8%
11	France	11	1.2%
12	Taiwan	8	0.9%
13	Korea, Republic of	7	0.8%
14	Australia	7	0.8%
15	United Kingdom	7	0.8%
16	Hong Kong	6	0.7%
17	Singapore	6	0.7%
18	Spain	5	0.6%
19	Iran, Islamic Republic of	5	0.6%
20	Argentina	4	0.5%
21	Canada	4	0.5%
22	Netherlands	4	0.5%
23	Norway	3	0.3%
24	Latvia	3	0.3%
25	Poland	2	0.2%
26	Jordan	2	0.2%
27	Thailand	2	0.2%
28	Austria	2	0.2%
29	Egypt	2	0.2%
30	Serbia	2	0.2%
31	Ukraine	1	0.1%
32	Italy	1	0.1%
33	Curacao	1	0.1%
34	Saudi Arabia	1	0.1%
35	Sweden	1	0.1%
36	Switzerland	1	0.1%
37	Malaysia	1	0.1%
38	Nepal	1	0.1%