Rank	Countries/Territories	Count	Percent
1	United States	467	37.3%
2	China	285	22.8%
3	Germany	119	9.5%
4	Sweden	49	3.9%
5	Latvia	35	2.8%
6	France	31	2.5%
7	Brazil	31	2.5%
8	India	30	2.4%
9	Japan	24	1.9%
10	Russia	15	1.2%
11	United Kingdom	15	1.2%
12	Netherlands	13	1%
13	Colombia	13	1%
14	Belgium	10	0.8%
15	Korea, Republic of	10	0.8%
16	Australia	9	0.7%
17	Canada	7	0.6%
18	Ireland	7	0.6%
19	Cyprus	6	0.5%
20	Cameroon	6	0.5%
21	Malaysia	6	0.5%
22	Kazakhstan	5	0.4%
23	Iran, Islamic Republic of	5	0.4%
24	Argentina	4	0.3%
25	Hong Kong	3	0.2%
26	Indonesia	3	0.2%
27	Philippines	3	0.2%
28	Ukraine	3	0.2%
29	Thailand	3	0.2%
30	Turkey	2	0.2%
31	Mexico	2	0.2%
32	Singapore	2	0.2%
33	Switzerland	2	0.2%
34	Spain	2	0.2%
35	Poland	2	0.2%
36	Lithuania	2	0.2%
37	Croatia	2	0.2%
38	Egypt	2	0.2%
39	Finland	2	0.2%
40	Georgia	2	0.2%
41	Guyana	1	0.1%
42	Ethiopia	1	0.1%
43	Bangladesh	1	0.1%
44	Belarus	1	0.1%
45	Malawi	1	0.1%
46	Kuwait	1	0.1%
47	Portugal	1	0.1%
48	Romania	1	0.1%
49	Israel	1	0.1%
50	Sri Lanka	1	0.1%
51	South Africa	1	0.1%
52	Mongolia	1	0.1%
53	Yemen	1	0.1%