Rank	Countries/Territories	Count	Percent
1	United States	643	46.1%
2	China	299	21.4%
3	Germany	132	9.5%
4	India	44	3.2%
5	Japan	38	2.7%
6	France	24	1.7%
7	Russia	21	1.5%
8	Canada	19	1.4%
9	Mexico	16	1.1%
10	United Kingdom	16	1.1%
11	Turkey	15	1.1%
12	Singapore	11	0.8%
13	Australia	11	0.8%
14	Colombia	11	0.8%
15	Panama	9	0.6%
16	Poland	5	0.4%
17	Netherlands	5	0.4%
18	Taiwan	5	0.4%
19	Cyprus	5	0.4%
20	Indonesia	5	0.4%
21	Iran, Islamic Republic of	5	0.4%
22	Iraq	5	0.4%
23	Ireland	5	0.4%
24	Israel	4	0.3%
25	Hong Kong	4	0.3%
26	Brazil	4	0.3%
27	Romania	4	0.3%
28	Uzbekistan	4	0.3%
29	Thailand	3	0.2%
30	Saudi Arabia	3	0.2%
31	Portugal	2	0.1%
32	Pakistan	2	0.1%
33	South Africa	2	0.1%
34	Sweden	2	0.1%
35	Ukraine	2	0.1%
36	Argentina	2	0.1%
37	Egypt	2	0.1%
38	Finland	2	0.1%
39	Korea, Republic of	2	0.1%
40	Latvia	2	0.1%
41	Norway	1	0.1%