Rank	Countries/Territories	Count	Percent
1	United States	542	40.8%
2	China	402	30.3%
3	Germany	118	8.9%
4	India	44	3.3%
5	Japan	25	1.9%
6	Ireland	21	1.6%
7	Australia	21	1.6%
8	Iran, Islamic Republic of	20	1.5%
9	France	16	1.2%
10	Canada	15	1.1%
11	Sweden	14	1.1%
12	Netherlands	13	1%
13	United Kingdom	11	0.8%
14	Singapore	9	0.7%
15	Taiwan	6	0.5%
16	Brazil	6	0.5%
17	Cyprus	5	0.4%
18	Italy	5	0.4%
19	Russia	4	0.3%
20	Spain	3	0.2%
21	Peru	3	0.2%
22	Bangladesh	3	0.2%
23	Belgium	2	0.2%
24	Ecuador	2	0.2%
25	Malaysia	2	0.2%
26	Korea, Republic of	2	0.2%
27	South Africa	2	0.2%
28	Thailand	1	0.1%
29	Ukraine	1	0.1%
30	Latvia	1	0.1%
31	Philippines	1	0.1%
32	Pakistan	1	0.1%
33	Egypt	1	0.1%
34	Ethiopia	1	0.1%
35	Denmark	1	0.1%
36	Argentina	1	0.1%
37	Hong Kong	1	0.1%
38	Israel	1	0.1%