Rank	Countries/Territories	Count	Percent
1	United States	473	46.1%
2	China	204	19.9%
3	Germany	75	7.3%
4	Serbia	41	4%
5	India	31	3%
6	Brazil	30	2.9%
7	Japan	25	2.4%
8	France	14	1.4%
9	Spain	13	1.3%
10	Australia	12	1.2%
11	Ireland	10	1%
12	Mexico	9	0.9%
13	United Kingdom	9	0.9%
14	Canada	8	0.8%
15	Belgium	7	0.7%
16	Korea, Republic of	7	0.7%
17	Russia	5	0.5%
18	Sweden	5	0.5%
19	Turkey	5	0.5%
20	Senegal	4	0.4%
21	Jordan	4	0.4%
22	Singapore	3	0.3%
23	Poland	3	0.3%
24	Cyprus	3	0.3%
25	Taiwan	3	0.3%
26	Denmark	2	0.2%
27	Ecuador	2	0.2%
28	Hong Kong	2	0.2%
29	Austria	2	0.2%
30	Chile	2	0.2%
31	Netherlands	2	0.2%
32	Italy	2	0.2%
33	Iran, Islamic Republic of	2	0.2%
34	Liechtenstein	1	0.1%
35	Portugal	1	0.1%
36	Colombia	1	0.1%
37	Argentina	1	0.1%
38	Greece	1	0.1%
39	Finland	1	0.1%
40	Ukraine	1	0.1%
41	Switzerland	1	0.1%