Rank	Countries/Territories	Count	Percent
1	United States	562	42.8%
2	China	379	28.9%
3	Germany	112	8.5%
4		24	1.8%
5	Russia	24	1.8%
6	India	22	1.7%
7	France	17	1.3%
8	Korea, Republic of	15	1.1%
9	Singapore	15	1.1%
10	Latvia	14	1.1%
11	Japan	12	0.9%
12	Netherlands	11	0.8%
13	Canada	11	0.8%
14	Cyprus	9	0.7%
15	Qatar	8	0.6%
16	Slovenia	8	0.6%
17	Greece	7	0.5%
18	United Kingdom	6	0.5%
19	Malaysia	5	0.4%
20	Turkey	5	0.4%
21	Bosnia and Herzegovina	4	0.3%
22	Brazil	4	0.3%
23	Australia	4	0.3%
24	Ukraine	3	0.2%
25	Viet Nam	3	0.2%
26	Spain	3	0.2%
27	Iran, Islamic Republic of	3	0.2%
28	Ireland	3	0.2%
29	Philippines	2	0.2%
30	Poland	2	0.2%
31	Sweden	2	0.2%
32	Taiwan	2	0.2%
33	Bangladesh	2	0.2%
34	Czech Republic	2	0.2%
35	Morocco	2	0.2%
36	Hungary	2	0.2%
37	Bulgaria	1	0.1%
38	Belgium	1	0.1%
39	Argentina	1	0.1%
40	Peru	1	0.1%