Rank	Countries/Territories	Count	Percent
1	United States	527	37.5%
2	China	452	32.2%
3	Germany	134	9.5%
4	France	43	3.1%
5	Japan	43	3.1%
6	India	34	2.4%
7	Russia	30	2.1%
8		27	1.9%
9	Singapore	17	1.2%
10	Netherlands	12	0.9%
11	Canada	10	0.7%
12	Korea, Republic of	10	0.7%
13	Hong Kong	9	0.6%
14	Italy	9	0.6%
15	Czech Republic	8	0.6%
16	Sweden	7	0.5%
17	Cyprus	5	0.4%
18	Ireland	5	0.4%
19	United Kingdom	4	0.3%
20	Argentina	3	0.2%
21	Australia	2	0.1%
22	Bangladesh	2	0.1%
23	Brazil	2	0.1%
24	Iran, Islamic Republic of	2	0.1%
25	Taiwan	2	0.1%
26	Thailand	2	0.1%
27	Spain	2	0.1%
28	Poland	1	0.1%
29	Romania	1	0.1%