Rank	Countries/Territories	Count	Percent
1	United States	523	37.7%
2	China	379	27.3%
3	Germany	63	4.5%
4	India	49	3.5%
5	Netherlands	40	2.9%
6	United Kingdom	38	2.7%
7	Ireland	23	1.7%
8	Canada	19	1.4%
9	Poland	17	1.2%
10	Saudi Arabia	17	1.2%
11	Russia	14	1%
12	Singapore	11	0.8%
13	Australia	11	0.8%
14	Belgium	10	0.7%
15	Japan	10	0.7%
16	Greece	10	0.7%
17	Romania	8	0.6%
18	Viet Nam	7	0.5%
19	Cyprus	7	0.5%
20		6	0.4%
21	Spain	6	0.4%
22	Taiwan	6	0.4%
23	Sweden	5	0.4%
24	Turkey	5	0.4%
25	Egypt	5	0.4%
26	Hong Kong	5	0.4%
27	Italy	5	0.4%
28	Malaysia	4	0.3%
29	Mongolia	4	0.3%
30	Colombia	4	0.3%
31	South Africa	4	0.3%
32	Zimbabwe	4	0.3%
33	Thailand	3	0.2%
34	Ukraine	3	0.2%
35	United Arab Emirates	3	0.2%
36	Switzerland	3	0.2%
37	Slovakia	3	0.2%
38	Serbia	3	0.2%
39	Indonesia	3	0.2%
40	Iran, Islamic Republic of	3	0.2%
41	Mexico	3	0.2%
42	Jordan	3	0.2%
43	Bulgaria	3	0.2%
44	Azerbaijan	3	0.2%
45	Barbados	2	0.1%
46	Argentina	2	0.1%
47	Finland	2	0.1%
48	France	2	0.1%
49	Kuwait	2	0.1%
50	Morocco	2	0.1%
51	Ghana	2	0.1%
52	Slovenia	2	0.1%
53	Tanzania, United Republic of	2	0.1%
54	Paraguay	2	0.1%
55	Nigeria	2	0.1%
56	Norway	1	0.1%
57	Oman	1	0.1%
58	New Zealand	1	0.1%
59	Nepal	1	0.1%
60	Jamaica	1	0.1%
61	Cameroon	1	0.1%
62	Chile	1	0.1%
63	Austria	1	0.1%
64	Belarus	1	0.1%
65	Brazil	1	0.1%