Rank	Countries/Territories	Count	Percent
1	United States	478	36.7%
2	China	347	26.7%
3	Germany	102	7.8%
4	India	71	5.5%
5	Japan	32	2.5%
6	Netherlands	31	2.4%
7	Latvia	29	2.2%
8	Russia	26	2%
9	Brazil	19	1.5%
10	Canada	18	1.4%
11	Korea, Republic of	15	1.2%
12	Denmark	13	1%
13	Italy	12	0.9%
14	United Kingdom	9	0.7%
15	Romania	7	0.5%
16	Ireland	7	0.5%
17	Cyprus	7	0.5%
18	Czech Republic	6	0.5%
19	Qatar	6	0.5%
20	Mexico	5	0.4%
21	Australia	5	0.4%
22	Yemen	5	0.4%
23	Singapore	5	0.4%
24	Hong Kong	4	0.3%
25	Malaysia	4	0.3%
26	Iran, Islamic Republic of	3	0.2%
27	Slovakia	3	0.2%
28	Slovenia	2	0.2%
29	South Africa	2	0.2%
30	Thailand	2	0.2%
31	Uganda	2	0.2%
32	France	2	0.2%
33	Colombia	2	0.2%
34	Poland	2	0.2%
35	Saudi Arabia	2	0.2%
36	Serbia	2	0.2%
37	Norway	2	0.2%
38	Pakistan	1	0.1%
39	Peru	1	0.1%
40	Philippines	1	0.1%
41	Israel	1	0.1%
42	Bulgaria	1	0.1%
43	Egypt	1	0.1%
44	Finland	1	0.1%
45	Greece	1	0.1%
46	United Arab Emirates	1	0.1%
47	Tunisia	1	0.1%
48	Spain	1	0.1%
49	Sweden	1	0.1%