Rank	Countries/Territories	Count	Percent
1	United States	654	38.9%
2	China	511	30.4%
3	Germany	140	8.3%
4	France	98	5.8%
5	India	44	2.6%
6	Japan	25	1.5%
7	Australia	24	1.4%
8	Ireland	21	1.2%
9	Iran, Islamic Republic of	20	1.2%
10	Canada	17	1%
11	Netherlands	16	1%
12	Sweden	15	0.9%
13	United Kingdom	12	0.7%
14	Singapore	9	0.5%
15	Spain	7	0.4%
16	Taiwan	6	0.4%
17	Latvia	6	0.4%
18	Brazil	6	0.4%
19	Cyprus	5	0.3%
20	Italy	5	0.3%
21	Russia	5	0.3%
22	Saudi Arabia	3	0.2%
23	Peru	3	0.2%
24	Denmark	3	0.2%
25	Bangladesh	3	0.2%
26	South Africa	3	0.2%
27	Belgium	2	0.1%
28	Ecuador	2	0.1%
29	Hong Kong	2	0.1%
30	Korea, Republic of	2	0.1%
31	Malaysia	2	0.1%
32	Pakistan	1	0.1%
33	Philippines	1	0.1%
34	Thailand	1	0.1%
35	Ukraine	1	0.1%
36	Israel	1	0.1%
37	Indonesia	1	0.1%
38	Egypt	1	0.1%
39	Ethiopia	1	0.1%
40	Argentina	1	0.1%