Rank	Countries/Territories	Count	Percent
1	United States	452	39.7%
2	China	321	28.2%
3	Germany	137	12%
4	India	77	6.8%
5	Netherlands	20	1.8%
6	Japan	18	1.6%
7	France	17	1.5%
8	Canada	14	1.2%
9	Cyprus	12	1.1%
10	Italy	11	1%
11	Singapore	8	0.7%
12	Argentina	6	0.5%
13	Hong Kong	6	0.5%
14	Taiwan	5	0.4%
15	Ukraine	4	0.4%
16	Egypt	4	0.4%
17	Iran, Islamic Republic of	3	0.3%
18	Brazil	3	0.3%
19	Switzerland	3	0.3%
20	Luxembourg	2	0.2%
21	New Zealand	2	0.2%
22	Poland	2	0.2%
23	Belgium	2	0.2%
24	Australia	2	0.2%
25	Austria	2	0.2%
26	Bangladesh	1	0.1%
27	Finland	1	0.1%
28	Ireland	1	0.1%
29	Russia	1	0.1%
30	Korea, Republic of	1	0.1%
31	United Kingdom	1	0.1%