Rank	Countries/Territories	Count	Percent
1	United States	330	35.6%
2	China	259	27.9%
3	Germany	111	12%
4	India	56	6%
5	Brazil	22	2.4%
6	Singapore	18	1.9%
7	France	15	1.6%
8	Japan	15	1.6%
9	Canada	9	1%
10	Cyprus	8	0.9%
11	Netherlands	8	0.9%
12	United Kingdom	8	0.9%
13	Nepal	5	0.5%
14	Pakistan	5	0.5%
15	Argentina	5	0.5%
16	Australia	5	0.5%
17	Bangladesh	4	0.4%
18	Libya	4	0.4%
19	Malaysia	4	0.4%
20	Ireland	4	0.4%
21	Philippines	4	0.4%
22	Turkey	4	0.4%
23	Switzerland	3	0.3%
24	Ukraine	2	0.2%
25	Poland	2	0.2%
26	Romania	2	0.2%
27	Norway	2	0.2%
28	Iran, Islamic Republic of	2	0.2%
29	Korea, Republic of	2	0.2%
30	Hong Kong	2	0.2%
31	Ethiopia	1	0.1%
32	Iraq	1	0.1%
33	Israel	1	0.1%
34	Oman	1	0.1%
35	Russia	1	0.1%
36	Taiwan	1	0.1%
37	Sweden	1	0.1%