Rank	Countries/Territories	Count	Percent
1	United States	487	40.4%
2	China	347	28.8%
3	Germany	148	12.3%
4	India	39	3.2%
5	Netherlands	20	1.7%
6	Japan	16	1.3%
7	Cyprus	13	1.1%
8	France	12	1%
9	Canada	11	0.9%
10	Italy	10	0.8%
11	Iran, Islamic Republic of	8	0.7%
12	Australia	8	0.7%
13	Russia	8	0.7%
14	Singapore	8	0.7%
15	Ireland	6	0.5%
16	Hong Kong	5	0.4%
17	Spain	5	0.4%
18	Taiwan	4	0.3%
19	South Africa	4	0.3%
20	Norway	4	0.3%
21	Indonesia	4	0.3%
22	Turkey	4	0.3%
23	Belgium	3	0.2%
24	Brazil	2	0.2%
25	Argentina	2	0.2%
26	Denmark	2	0.2%
27	Israel	2	0.2%
28	Malaysia	2	0.2%
29	Mexico	2	0.2%
30	Peru	2	0.2%
31	Thailand	2	0.2%
32	Sri Lanka	2	0.2%
33	Sweden	2	0.2%
34	Viet Nam	2	0.2%
35	Romania	2	0.2%
36	Ukraine	1	0.1%
37	Philippines	1	0.1%
38	Korea, Republic of	1	0.1%
39	Lithuania	1	0.1%
40	Oman	1	0.1%
41	Pakistan	1	0.1%
42	Iceland	1	0.1%
43	El Salvador	1	0.1%