Rank	Countries/Territories	Count	Percent
1	United States	591	34.8%
2	China	398	23.4%
3	India	126	7.4%
4	Germany	122	7.2%
5	France	66	3.9%
6	Japan	41	2.4%
7	Brazil	41	2.4%
8	United Kingdom	34	2%
9	Canada	27	1.6%
10	Netherlands	27	1.6%
11	Denmark	25	1.5%
12	Taiwan	13	0.8%
13	Sweden	11	0.6%
14	Iran, Islamic Republic of	11	0.6%
15	Cyprus	10	0.6%
16	Turkey	10	0.6%
17	Singapore	10	0.6%
18	Spain	9	0.5%
19	Ireland	8	0.5%
20	Indonesia	8	0.5%
21	Hong Kong	7	0.4%
22	Bulgaria	7	0.4%
23	Nigeria	7	0.4%
24	Australia	6	0.4%
25	Iraq	6	0.4%
26	Italy	5	0.3%
27	Mexico	5	0.3%
28	Greece	5	0.3%
29	Romania	5	0.3%
30	Korea, Republic of	4	0.2%
31	Latvia	3	0.2%
32	New Zealand	3	0.2%
33	Egypt	3	0.2%
34	Cameroon	3	0.2%
35	Argentina	3	0.2%
36	Colombia	3	0.2%
37	Senegal	3	0.2%
38	Pakistan	3	0.2%
39	Qatar	3	0.2%
40	Thailand	3	0.2%
41	Viet Nam	3	0.2%
42	Venezuela, Bolivarian Republic of	2	0.1%
43	Sri Lanka	2	0.1%
44	Chile	2	0.1%
45	Algeria	2	0.1%
46	Ecuador	2	0.1%
47	Malaysia	2	0.1%
48	Israel	2	0.1%
49	Kenya	1	0.1%
50	Czech Republic	1	0.1%
51	South Africa	1	0.1%
52	Peru	1	0.1%
53	Ukraine	1	0.1%
54	Switzerland	1	0.1%
55	Tanzania, United Republic of	1	0.1%