Rank	Countries/Territories	Count	Percent
1	United States	494	39.8%
2	China	266	21.4%
3	Germany	123	9.9%
4	India	60	4.8%
5	United Kingdom	29	2.3%
6	Japan	21	1.7%
7	Turkey	20	1.6%
8	Taiwan	19	1.5%
9	Australia	19	1.5%
10	Brazil	15	1.2%
11	Netherlands	15	1.2%
12	Romania	11	0.9%
13	Singapore	11	0.9%
14	Russia	10	0.8%
15	Belgium	10	0.8%
16	France	10	0.8%
17	Canada	9	0.7%
18	Korea, Republic of	9	0.7%
19	Ireland	7	0.6%
20	Denmark	7	0.6%
21	Cyprus	7	0.6%
22	Hong Kong	7	0.6%
23	Spain	6	0.5%
24	Cote D'ivoire	5	0.4%
25	Italy	5	0.4%
26	Indonesia	5	0.4%
27	Mexico	5	0.4%
28	Mongolia	5	0.4%
29	Belarus	4	0.3%
30	Argentina	3	0.2%
31	Qatar	3	0.2%
32	Mauritius	2	0.2%
33	Poland	2	0.2%
34	Portugal	2	0.2%
35	Bulgaria	2	0.2%
36	Sweden	2	0.2%
37	Switzerland	2	0.2%
38	South Africa	1	0.1%
39	Uganda	1	0.1%
40	Ukraine	1	0.1%
41	Croatia	1	0.1%
42	Greece	1	0.1%
43	Czech Republic	1	0.1%
44	Norway	1	0.1%
45	Latvia	1	0.1%
46	Iran, Islamic Republic of	1	0.1%