Rank	Countries/Territories	Count	Percent
1	United States	794	31.7%
2	China	655	26.2%
3	Japan	155	6.2%
4	Germany	138	5.5%
5	India	80	3.2%
6	United Kingdom	53	2.1%
7	Russia	53	2.1%
8		51	2%
9	Singapore	44	1.8%
10	Canada	29	1.2%
11	France	29	1.2%
12	Australia	24	1%
13	Ireland	24	1%
14	Indonesia	23	0.9%
15	Iran, Islamic Republic of	23	0.9%
16	Egypt	21	0.8%
17	Viet Nam	21	0.8%
18	Netherlands	20	0.8%
19	Greece	17	0.7%
20	Kazakhstan	17	0.7%
21	Hong Kong	13	0.5%
22	Taiwan	13	0.5%
23	Sweden	12	0.5%
24	Mexico	12	0.5%
25	Korea, Republic of	12	0.5%
26	Lithuania	11	0.4%
27	Pakistan	11	0.4%
28	Italy	10	0.4%
29	Argentina	10	0.4%
30	Denmark	9	0.4%
31	Peru	9	0.4%
32	New Zealand	9	0.4%
33	Malaysia	8	0.3%
34	Hungary	8	0.3%
35	Nigeria	7	0.3%
36	Spain	7	0.3%
37	Guam	6	0.2%
38	Cyprus	5	0.2%
39	South Africa	5	0.2%
40	Morocco	5	0.2%
41	Turkey	5	0.2%
42	Philippines	4	0.2%
43	Iraq	4	0.2%
44	Ghana	3	0.1%
45	Latvia	3	0.1%
46	Brazil	3	0.1%
47	Austria	3	0.1%
48	Ukraine	3	0.1%
49	Thailand	2	0.1%
50	Poland	2	0.1%
51	Mauritius	2	0.1%
52	Saudi Arabia	2	0.1%
53	Bangladesh	2	0.1%
54	Belgium	2	0.1%
55	Czech Republic	2	0.1%
56	Ecuador	2	0.1%
57	Georgia	1	0%
58	Colombia	1	0%
59	Senegal	1	0%
60	Tanzania, United Republic of	1	0%