Rank	Countries/Territories	Count	Percent
1	United States	437	36.2%
2	China	394	32.6%
3	Germany	158	13.1%
4	India	38	3.1%
5		37	3.1%
6	Japan	26	2.2%
7	France	25	2.1%
8	United Kingdom	16	1.3%
9	Netherlands	9	0.7%
10	Singapore	8	0.7%
11	Ireland	7	0.6%
12	Russia	7	0.6%
13	Korea, Republic of	7	0.6%
14	Egypt	6	0.5%
15	Canada	4	0.3%
16	Latvia	3	0.2%
17	Norway	3	0.2%
18	Romania	2	0.2%
19	Taiwan	2	0.2%
20	Turkey	2	0.2%
21	Hong Kong	2	0.2%
22	Cyprus	2	0.2%
23	Australia	2	0.2%
24	Bangladesh	2	0.2%
25	Argentina	1	0.1%
26	Indonesia	1	0.1%
27	Lithuania	1	0.1%
28	Luxembourg	1	0.1%
29	Malaysia	1	0.1%
30	Thailand	1	0.1%
31	Poland	1	0.1%
32	Portugal	1	0.1%