Rank	Countries/Territories	Count	Percent
1	United States	497	33.6%
2	China	465	31.4%
3	Germany	77	5.2%
4	India	60	4.1%
5	Japan	60	4.1%
6	Russia	44	3%
7	Korea, Republic of	43	2.9%
8	Netherlands	22	1.5%
9	Canada	17	1.1%
10	Singapore	16	1.1%
11	Australia	14	0.9%
12	Cyprus	14	0.9%
13	Italy	13	0.9%
14	United Kingdom	13	0.9%
15	Thailand	12	0.8%
16	Spain	11	0.7%
17	Greece	10	0.7%
18	France	8	0.5%
19	Taiwan	8	0.5%
20	Hungary	5	0.3%
21	Ireland	4	0.3%
22	Brazil	4	0.3%
23	Turkey	4	0.3%
24	Viet Nam	4	0.3%
25	Romania	4	0.3%
26	Belgium	3	0.2%
27	Indonesia	3	0.2%
28	Iran, Islamic Republic of	3	0.2%
29	Malaysia	3	0.2%
30	Nepal	3	0.2%
31	Philippines	3	0.2%
32	New Zealand	2	0.1%
33	Norway	2	0.1%
34	Israel	2	0.1%
35	Argentina	2	0.1%
36	Finland	2	0.1%
37	Hong Kong	2	0.1%
38	Czech Republic	2	0.1%
39	Ecuador	2	0.1%
40	Saudi Arabia	2	0.1%
41	Sweden	2	0.1%
42	South Africa	2	0.1%
43	Serbia	1	0.1%
44	Ukraine	1	0.1%
45	Egypt	1	0.1%
46	Estonia	1	0.1%
47	Austria	1	0.1%
48	Chile	1	0.1%
49	Colombia	1	0.1%
50	Lithuania	1	0.1%
51	Peru	1	0.1%
52	Poland	1	0.1%