Rank	Countries/Territories	Count	Percent
1	United States	565	38.5%
2	China	549	37.4%
3	Germany	118	8%
4	Canada	54	3.7%
5	France	29	2%
6	India	19	1.3%
7	Japan	14	1%
8	Netherlands	12	0.8%
9	Australia	11	0.7%
10	Singapore	10	0.7%
11	Cyprus	8	0.5%
12	Pakistan	7	0.5%
13	Sweden	7	0.5%
14	Ukraine	7	0.5%
15	Belgium	5	0.3%
16	Ireland	5	0.3%
17	Iran, Islamic Republic of	4	0.3%
18	Brazil	4	0.3%
19	Norway	4	0.3%
20	United Kingdom	4	0.3%
21	Spain	4	0.3%
22	South Africa	3	0.2%
23	Switzerland	2	0.1%
24	Taiwan	2	0.1%
25	Thailand	2	0.1%
26	Korea, Republic of	2	0.1%
27	Argentina	2	0.1%
28	Italy	2	0.1%
29	Ethiopia	2	0.1%
30	Viet Nam	2	0.1%
31	Iraq	1	0.1%
32	Benin	1	0.1%
33	Denmark	1	0.1%
34	Egypt	1	0.1%
35	Colombia	1	0.1%
36	Latvia	1	0.1%
37	Mongolia	1	0.1%
38	Nigeria	1	0.1%
39	Turkey	1	0.1%
40	Romania	1	0.1%