Rank	Countries/Territories	Count	Percent
1	United States	477	33.9%
2	China	271	19.3%
3	Russia	108	7.7%
4	Germany	60	4.3%
5	Japan	56	4%
6	Hong Kong	39	2.8%
7	India	34	2.4%
8	United Kingdom	33	2.3%
9	Netherlands	25	1.8%
10	Egypt	22	1.6%
11	France	19	1.4%
12	Canada	18	1.3%
13	Singapore	18	1.3%
14	Pakistan	17	1.2%
15	Australia	17	1.2%
16	Ireland	15	1.1%
17	Spain	15	1.1%
18	Philippines	14	1%
19	Mexico	14	1%
20	Indonesia	13	0.9%
21	Oman	8	0.6%
22	Thailand	6	0.4%
23	Colombia	6	0.4%
24	Italy	5	0.4%
25	South Africa	5	0.4%
26	Sweden	5	0.4%
27	Portugal	5	0.4%
28	Romania	5	0.4%
29	Saudi Arabia	5	0.4%
30	Uganda	4	0.3%
31	Norway	4	0.3%
32	Cyprus	4	0.3%
33	Brazil	4	0.3%
34	Austria	3	0.2%
35	Belgium	3	0.2%
36	Costa Rica	3	0.2%
37	Korea, Republic of	3	0.2%
38	Turkey	3	0.2%
39	Taiwan	2	0.1%
40	Zambia	2	0.1%
41	Serbia	2	0.1%
42	Lao People's Democratic Republic	2	0.1%
43	Israel	2	0.1%
44	Nepal	2	0.1%
45	New Zealand	2	0.1%
46	Nigeria	2	0.1%
47	Moldova, Republic of	2	0.1%
48	Iraq	2	0.1%
49	Malaysia	2	0.1%
50	Greece	2	0.1%
51	Guatemala	2	0.1%
52	Iran, Islamic Republic of	1	0.1%
53	Denmark	1	0.1%
54	Namibia	1	0.1%
55	Jamaica	1	0.1%
56	Lithuania	1	0.1%
57	Seychelles	1	0.1%
58	Poland	1	0.1%
59	Syrian Arab Republic	1	0.1%
60	Sri Lanka	1	0.1%
61	Sudan	1	0.1%
62	Slovenia	1	0.1%
63	Trinidad and Tobago	1	0.1%
64	United Arab Emirates	1	0.1%
65	Yemen	1	0.1%