Rank	Countries/Territories	Count	Percent
1	United States	443	38.9%
2	China	332	29.1%
3	Germany	71	6.2%
4	Korea, Republic of	42	3.7%
5	India	39	3.4%
6	Pakistan	20	1.8%
7	Japan	19	1.7%
8	Thailand	17	1.5%
9	Singapore	16	1.4%
10	Ireland	16	1.4%
11	United Kingdom	14	1.2%
12	Saudi Arabia	13	1.1%
13	Netherlands	11	1%
14	Canada	8	0.7%
15	Hong Kong	7	0.6%
16	Australia	5	0.4%
17	France	4	0.4%
18	Iran, Islamic Republic of	4	0.4%
19	Greece	4	0.4%
20	Romania	4	0.4%
21	Spain	4	0.4%
22	Turkey	3	0.3%
23	Russia	3	0.3%
24	Philippines	3	0.3%
25	Mexico	3	0.3%
26	Latvia	3	0.3%
27	Cyprus	3	0.3%
28	Argentina	3	0.3%
29	Bahrain	2	0.2%
30	Bangladesh	2	0.2%
31	Italy	2	0.2%
32	Lithuania	2	0.2%
33	Luxembourg	2	0.2%
34	Portugal	2	0.2%
35	Norway	2	0.2%
36	South Africa	2	0.2%
37	United Arab Emirates	2	0.2%
38	Ukraine	1	0.1%
39	Sri Lanka	1	0.1%
40	Malaysia	1	0.1%
41	Nepal	1	0.1%
42	Kazakhstan	1	0.1%
43	Indonesia	1	0.1%
44	Georgia	1	0.1%