Rank	Countries/Territories	Count	Percent
1	United States	515	27.7%
2	China	400	21.5%
3	India	200	10.8%
4	Japan	130	7%
5	United Kingdom	79	4.2%
6	Germany	72	3.9%
7	Netherlands	60	3.2%
8	Singapore	59	3.2%
9	Ireland	49	2.6%
10	Canada	31	1.7%
11	France	27	1.5%
12	Australia	18	1%
13	Italy	18	1%
14	Taiwan	13	0.7%
15	Iran, Islamic Republic of	13	0.7%
16	Korea, Republic of	12	0.6%
17	Poland	10	0.5%
18	Portugal	9	0.5%
19	Russia	9	0.5%
20	Mexico	9	0.5%
21	Brazil	8	0.4%
22	Romania	8	0.4%
23	Spain	7	0.4%
24	Switzerland	7	0.4%
25	United Arab Emirates	5	0.3%
26	Turkey	5	0.3%
27	Sweden	5	0.3%
28	Qatar	5	0.3%
29	Hong Kong	5	0.3%
30	Colombia	4	0.2%
31	Norway	4	0.2%
32	Uzbekistan	4	0.2%
33	Nigeria	3	0.2%
34	Serbia	3	0.2%
35	Cyprus	3	0.2%
36	Czech Republic	3	0.2%
37	Malaysia	3	0.2%
38	Malta	3	0.2%
39	Kuwait	2	0.1%
40	Hungary	2	0.1%
41	Iraq	2	0.1%
42	Denmark	2	0.1%
43	Croatia	2	0.1%
44	Belgium	2	0.1%
45	South Africa	2	0.1%
46	Pakistan	2	0.1%
47	Ukraine	2	0.1%
48	Thailand	2	0.1%
49	Wallis and Futuna	2	0.1%
50	Zambia	1	0.1%
51	Viet Nam	1	0.1%
52	Peru	1	0.1%
53	New Zealand	1	0.1%
54	Niger	1	0.1%
55	Slovakia	1	0.1%
56	Argentina	1	0.1%
57	Austria	1	0.1%
58	Bangladesh	1	0.1%
59	Comoros	1	0.1%
60	Bulgaria	1	0.1%
61	Georgia	1	0.1%
62	Gibraltar	1	0.1%
63	Greece	1	0.1%
64	Israel	1	0.1%
65	Indonesia	1	0.1%
66	Luxembourg	1	0.1%
67	Jordan	1	0.1%
68	Nepal	1	0.1%