Rank	Countries/Territories	Count	Percent
1	United States	524	39.3%
2	China	322	24.1%
3	Germany	83	6.2%
4	India	79	5.9%
5	Japan	54	4%
6	Netherlands	24	1.8%
7	Iran, Islamic Republic of	16	1.2%
8	United Kingdom	15	1.1%
9	Canada	13	1%
10	Egypt	12	0.9%
11	France	12	0.9%
12	Chile	11	0.8%
13	Australia	10	0.7%
14	Hong Kong	9	0.7%
15	Poland	9	0.7%
16	Korea, Republic of	8	0.6%
17	Cyprus	7	0.5%
18	Russia	7	0.5%
19	Turkey	7	0.5%
20	Viet Nam	5	0.4%
21	Portugal	5	0.4%
22	Mongolia	5	0.4%
23	Ireland	5	0.4%
24	Israel	5	0.4%
25	Latvia	4	0.3%
26	Romania	4	0.3%
27	Saudi Arabia	4	0.3%
28	Taiwan	4	0.3%
29	Thailand	4	0.3%
30	South Africa	3	0.2%
31	Spain	3	0.2%
32	Philippines	3	0.2%
33	Jordan	3	0.2%
34	Czech Republic	3	0.2%
35	Argentina	3	0.2%
36	Bangladesh	3	0.2%
37	Belgium	3	0.2%
38	Brazil	3	0.2%
39	Bulgaria	2	0.1%
40	Colombia	2	0.1%
41	Croatia	2	0.1%
42	Dominican Republic	2	0.1%
43	Switzerland	2	0.1%
44	Singapore	2	0.1%
45	Norway	2	0.1%
46	New Zealand	2	0.1%
47	Mexico	2	0.1%
48	Morocco	2	0.1%
49	Trinidad and Tobago	2	0.1%
50	Ukraine	2	0.1%
51	United Arab Emirates	1	0.1%
52	Uruguay	1	0.1%
53	Nigeria	1	0.1%
54	Pakistan	1	0.1%
55	Slovenia	1	0.1%
56	Sri Lanka	1	0.1%
57	Ghana	1	0.1%
58	Greece	1	0.1%
59	Italy	1	0.1%
60	Kenya	1	0.1%
61	Jersey	1	0.1%
62	Lebanon	1	0.1%
63	Montenegro	1	0.1%
64	Denmark	1	0.1%
65	Algeria	1	0.1%
66	Austria	1	0.1%