Rank	Countries/Territories	Count	Percent
1	United States	637	45.4%
2	China	332	23.7%
3	Germany	109	7.8%
4	France	46	3.3%
5	India	45	3.2%
6	Australia	24	1.7%
7	Japan	21	1.5%
8	Singapore	20	1.4%
9	Ireland	16	1.1%
10	Netherlands	13	0.9%
11	Norway	12	0.9%
12	Korea, Republic of	12	0.9%
13	Ukraine	12	0.9%
14	Russia	11	0.8%
15	Indonesia	10	0.7%
16	United Kingdom	10	0.7%
17	Iran, Islamic Republic of	9	0.6%
18	Canada	8	0.6%
19	Thailand	6	0.4%
20	Hong Kong	5	0.4%
21	Malaysia	4	0.3%
22	Poland	4	0.3%
23	Greece	3	0.2%
24	Azerbaijan	3	0.2%
25	Colombia	3	0.2%
26	Cyprus	3	0.2%
27	Turkey	3	0.2%
28	Viet Nam	2	0.1%
29	Argentina	2	0.1%
30	Ethiopia	2	0.1%
31	Taiwan	2	0.1%
32	Lithuania	2	0.1%
33	Italy	2	0.1%
34	Israel	1	0.1%
35	Mexico	1	0.1%
36	Morocco	1	0.1%
37	Spain	1	0.1%
38	Sweden	1	0.1%
39	Portugal	1	0.1%
40	Egypt	1	0.1%
41	Belgium	1	0.1%
42	Brazil	1	0.1%