Rank	Countries/Territories	Count	Percent
1	United States	1291	33.8%
2	China	568	14.9%
3	United Kingdom	279	7.3%
4	Germany	227	5.9%
5	Japan	193	5.1%
6	France	121	3.2%
7	Iran, Islamic Republic of	117	3.1%
8	Netherlands	86	2.3%
9	Canada	82	2.1%
10	Australia	72	1.9%
11	India	59	1.5%
12	Ireland	54	1.4%
13	Italy	51	1.3%
14	Spain	51	1.3%
15	Taiwan	48	1.3%
16	Portugal	45	1.2%
17	Korea, Republic of	36	0.9%
18	Singapore	36	0.9%
19	Israel	36	0.9%
20	Belgium	27	0.7%
21	Poland	24	0.6%
22	Romania	22	0.6%
23	Russia	22	0.6%
24	Sweden	19	0.5%
25	Denmark	18	0.5%
26	Indonesia	17	0.4%
27	Cyprus	15	0.4%
28	Switzerland	15	0.4%
29	Brazil	14	0.4%
30	Malaysia	13	0.3%
31	Turkey	11	0.3%
32	Mexico	10	0.3%
33	Austria	10	0.3%
34	Greece	10	0.3%
35	Hong Kong	9	0.2%
36	South Africa	9	0.2%
37	Slovakia	7	0.2%
38	Saudi Arabia	7	0.2%
39	Norway	7	0.2%
40	Thailand	6	0.2%
41	Ukraine	5	0.1%
42	Viet Nam	5	0.1%
43	Czech Republic	5	0.1%
44	Ecuador	4	0.1%
45	Hungary	4	0.1%
46	Pakistan	4	0.1%
47	New Zealand	3	0.1%
48	Lebanon	3	0.1%
49	Iceland	3	0.1%
50	Iraq	3	0.1%
51	Finland	3	0.1%
52	Argentina	3	0.1%
53	Albania	2	0.1%
54	Bulgaria	2	0.1%
55	Bahrain	2	0.1%
56	Latvia	2	0.1%
57	Mongolia	2	0.1%
58	Qatar	2	0.1%
59	United Arab Emirates	2	0.1%
60	Uruguay	1	0%
61	Sri Lanka	1	0%
62	Nigeria	1	0%
63	Philippines	1	0%
64	Morocco	1	0%
65	Macao	1	0%
66	Bangladesh	1	0%
67	Egypt	1	0%
68	Georgia	1	0%
69	Chile	1	0%
70	Jordan	1	0%
71	Kazakhstan	1	0%
72	Kenya	1	0%