Rank	Countries/Territories	Count	Percent
1	United States	523	37.3%
2	China	336	24%
3	Germany	127	9.1%
4	Sweden	49	3.5%
5	Latvia	44	3.1%
6	France	38	2.7%
7	India	32	2.3%
8	Brazil	31	2.2%
9	Japan	28	2%
10	United Kingdom	17	1.2%
11	Russia	15	1.1%
12	Netherlands	13	0.9%
13	Colombia	13	0.9%
14	Belgium	10	0.7%
15	Korea, Republic of	10	0.7%
16	Australia	9	0.6%
17	Cyprus	8	0.6%
18	Ireland	8	0.6%
19	Canada	7	0.5%
20	Cameroon	6	0.4%
21	Malaysia	6	0.4%
22	Kazakhstan	5	0.4%
23	Iran, Islamic Republic of	5	0.4%
24	Argentina	4	0.3%
25	Singapore	4	0.3%
26	Spain	4	0.3%
27	Ukraine	3	0.2%
28	Thailand	3	0.2%
29	Philippines	3	0.2%
30	Hong Kong	3	0.2%
31	Indonesia	3	0.2%
32	Mauritius	2	0.1%
33	Mexico	2	0.1%
34	Lithuania	2	0.1%
35	Croatia	2	0.1%
36	Finland	2	0.1%
37	Egypt	2	0.1%
38	Georgia	2	0.1%
39	Poland	2	0.1%
40	Turkey	2	0.1%
41	Switzerland	2	0.1%
42	Sri Lanka	1	0.1%
43	Portugal	1	0.1%
44	Romania	1	0.1%
45	South Africa	1	0.1%
46	Saudi Arabia	1	0.1%
47	Yemen	1	0.1%
48	Guyana	1	0.1%
49	Ethiopia	1	0.1%
50	Bangladesh	1	0.1%
51	Belarus	1	0.1%
52	Malawi	1	0.1%
53	Kuwait	1	0.1%
54	Mongolia	1	0.1%
55	Israel	1	0.1%