Rank	Countries/Territories	Count	Percent
1	United States	435	35.5%
2	China	425	34.7%
3	Germany	123	10%
4	France	58	4.7%
5	Canada	40	3.3%
6	Japan	30	2.4%
7	India	14	1.1%
8	Netherlands	13	1.1%
9	Singapore	12	1%
10	Switzerland	9	0.7%
11	Ireland	8	0.7%
12	United Kingdom	6	0.5%
13	Spain	5	0.4%
14	Australia	5	0.4%
15	Cyprus	5	0.4%
16	Argentina	4	0.3%
17	Italy	4	0.3%
18	Hong Kong	3	0.2%
19	Ecuador	3	0.2%
20	Norway	3	0.2%
21	Philippines	2	0.2%
22	Korea, Republic of	2	0.2%
23	Latvia	2	0.2%
24	Lithuania	2	0.2%
25	Luxembourg	2	0.2%
26	Finland	2	0.2%
27	Indonesia	2	0.2%
28	Iran, Islamic Republic of	1	0.1%
29	Czech Republic	1	0.1%
30	Colombia	1	0.1%
31	Malaysia	1	0.1%
32	Russia	1	0.1%
33	Pakistan	1	0.1%