Rank	Countries/Territories	Count	Percent
1	United States	580	37.6%
2	China	414	26.9%
3	Germany	95	6.2%
4	Canada	86	5.6%
5	India	56	3.6%
6	Brazil	42	2.7%
7	Russia	38	2.5%
8	Korea, Republic of	29	1.9%
9	Japan	21	1.4%
10	Portugal	16	1%
11	Iran, Islamic Republic of	15	1%
12	Latvia	14	0.9%
13	Hong Kong	12	0.8%
14	Ukraine	12	0.8%
15	Netherlands	11	0.7%
16	Sweden	9	0.6%
17	Ireland	9	0.6%
18	Australia	9	0.6%
19	France	8	0.5%
20	Italy	7	0.5%
21	Turkey	7	0.5%
22	Spain	6	0.4%
23	Morocco	6	0.4%
24	Cyprus	6	0.4%
25	United Kingdom	5	0.3%
26	Iraq	3	0.2%
27	Norway	3	0.2%
28	Singapore	3	0.2%
29	Mongolia	3	0.2%
30	Malaysia	2	0.1%
31	Mexico	2	0.1%
32	Taiwan	2	0.1%
33	Czech Republic	2	0.1%
34	Bangladesh	2	0.1%
35	Argentina	2	0.1%
36	Egypt	1	0.1%
37	Israel	1	0.1%
38	Greece	1	0.1%
39	Poland	1	0.1%