Rank	Countries/Territories	Count	Percent
1	United States	911	46.6%
2	China	555	28.4%
3	Germany	101	5.2%
4	Japan	40	2%
5	India	38	1.9%
6	Czech Republic	35	1.8%
7	Taiwan	28	1.4%
8	France	22	1.1%
9	Netherlands	20	1%
10	Russia	16	0.8%
11	United Kingdom	15	0.8%
12	Korea, Republic of	14	0.7%
13	Switzerland	11	0.6%
14	Singapore	11	0.6%
15	Hong Kong	10	0.5%
16	Canada	9	0.5%
17	Ireland	9	0.5%
18	Greece	8	0.4%
19	Cyprus	7	0.4%
20	Israel	7	0.4%
21	Italy	6	0.3%
22	Romania	6	0.3%
23	Viet Nam	6	0.3%
24	Egypt	5	0.3%
25	Hungary	5	0.3%
26	Australia	4	0.2%
27	Jordan	4	0.2%
28	Lithuania	4	0.2%
29	Oman	4	0.2%
30	Philippines	4	0.2%
31	Sweden	4	0.2%
32	Nepal	3	0.2%
33	Iran, Islamic Republic of	3	0.2%
34	Belgium	3	0.2%
35	Brazil	3	0.2%
36	Bangladesh	2	0.1%
37	Indonesia	2	0.1%
38	Mexico	2	0.1%
39	Saudi Arabia	2	0.1%
40	Spain	2	0.1%
41	Slovakia	2	0.1%
42	Turkey	2	0.1%
43	Ukraine	2	0.1%
44	South Africa	1	0.1%
45	Lebanon	1	0.1%
46	Poland	1	0.1%
47	Jamaica	1	0.1%
48	Georgia	1	0.1%
49	Bulgaria	1	0.1%