Rank	Countries/Territories	Count	Percent
1	United States	607	35.5%
2	China	536	31.4%
3	Canada	97	5.7%
4	Germany	79	4.6%
5	France	72	4.2%
6	Korea, Republic of	70	4.1%
7	Japan	29	1.7%
8	Australia	29	1.7%
9	Cyprus	25	1.5%
10	Netherlands	22	1.3%
11	Russia	16	0.9%
12	India	16	0.9%
13	Saudi Arabia	12	0.7%
14	Hong Kong	11	0.6%
15	Switzerland	10	0.6%
16	Taiwan	9	0.5%
17	Singapore	9	0.5%
18	Spain	9	0.5%
19	Thailand	8	0.5%
20	Ireland	7	0.4%
21	Ukraine	5	0.3%
22	United Kingdom	3	0.2%
23	Latvia	3	0.2%
24	Egypt	3	0.2%
25	Bangladesh	3	0.2%
26	Czech Republic	2	0.1%
27	Argentina	2	0.1%
28	Norway	2	0.1%
29	United Arab Emirates	2	0.1%
30	Viet Nam	2	0.1%
31	South Africa	1	0.1%
32	Serbia	1	0.1%
33	Lithuania	1	0.1%
34	Malaysia	1	0.1%
35	Mongolia	1	0.1%
36	Belgium	1	0.1%
37	Brazil	1	0.1%
38	Iraq	1	0.1%