Rank	Countries/Territories	Count	Percent
1	United States	498	34.6%
2	China	302	21%
3	Germany	107	7.4%
4	India	57	4%
5	Russia	37	2.6%
6	Japan	36	2.5%
7	Korea, Republic of	31	2.2%
8	United Kingdom	25	1.7%
9	France	23	1.6%
10	Canada	21	1.5%
11	Netherlands	21	1.5%
12	Spain	20	1.4%
13	Thailand	20	1.4%
14	Ireland	19	1.3%
15	Israel	15	1%
16	Italy	15	1%
17	Singapore	12	0.8%
18	Taiwan	10	0.7%
19	Iran, Islamic Republic of	10	0.7%
20	Australia	10	0.7%
21	Turkey	8	0.6%
22	Philippines	8	0.6%
23	Mauritius	7	0.5%
24	Mexico	7	0.5%
25	Saudi Arabia	7	0.5%
26	South Africa	7	0.5%
27	Cyprus	7	0.5%
28	Brazil	6	0.4%
29	Indonesia	6	0.4%
30	Georgia	6	0.4%
31	Greece	5	0.3%
32	Serbia	5	0.3%
33	Slovakia	5	0.3%
34	Romania	4	0.3%
35	Poland	4	0.3%
36	Hungary	4	0.3%
37	Egypt	4	0.3%
38	Hong Kong	3	0.2%
39	Bulgaria	3	0.2%
40	Azerbaijan	3	0.2%
41	Ecuador	3	0.2%
42	Moldova, Republic of	3	0.2%
43	Lithuania	2	0.1%
44	Portugal	2	0.1%
45	Sweden	2	0.1%
46	Switzerland	2	0.1%
47	Ukraine	2	0.1%
48	Viet Nam	2	0.1%
49	Chile	2	0.1%
50	Colombia	2	0.1%
51	Algeria	2	0.1%
52	Bosnia and Herzegovina	2	0.1%
53	El Salvador	2	0.1%
54	Kazakhstan	2	0.1%
55	Jordan	1	0.1%
56	Armenia	1	0.1%
57	Bangladesh	1	0.1%
58	Belarus	1	0.1%
59	Belgium	1	0.1%
60	Costa Rica	1	0.1%
61	Croatia	1	0.1%
62	Uganda	1	0.1%
63	Tunisia	1	0.1%
64	Peru	1	0.1%
65	Malaysia	1	0.1%