Rank	Countries/Territories	Count	Percent
1	United States	501	38.7%
2	China	426	32.9%
3	Germany	83	6.4%
4	France	73	5.6%
5	United Kingdom	22	1.7%
6	Australia	16	1.2%
7	Canada	15	1.2%
8	Japan	15	1.2%
9	Russia	14	1.1%
10	Netherlands	13	1%
11		11	0.8%
12	Indonesia	10	0.8%
13	Iran, Islamic Republic of	10	0.8%
14	Cyprus	9	0.7%
15	Korea, Republic of	9	0.7%
16	Taiwan	9	0.7%
17	Poland	6	0.5%
18	Singapore	5	0.4%
19	Ireland	5	0.4%
20	Hong Kong	5	0.4%
21	India	4	0.3%
22	Mexico	4	0.3%
23	Norway	4	0.3%
24	Ukraine	4	0.3%
25	Pakistan	3	0.2%
26	Saudi Arabia	2	0.2%
27	Jamaica	2	0.2%
28	Argentina	2	0.2%
29	Bulgaria	2	0.2%
30	Switzerland	2	0.2%
31	Afghanistan	1	0.1%
32	Brazil	1	0.1%
33	Romania	1	0.1%
34	Spain	1	0.1%
35	Sweden	1	0.1%
36	Turkey	1	0.1%
37	Peru	1	0.1%
38	Nepal	1	0.1%
39	Malaysia	1	0.1%