Rank	Countries/Territories	Count	Percent
1	United States	523	40.8%
2	China	322	25.1%
3	Germany	77	6%
4	India	37	2.9%
5	Canada	36	2.8%
6	Japan	35	2.7%
7	France	33	2.6%
8	Netherlands	22	1.7%
9	Australia	18	1.4%
10	Ukraine	16	1.2%
11	Iran, Islamic Republic of	15	1.2%
12	Spain	12	0.9%
13	United Kingdom	12	0.9%
14	Singapore	11	0.9%
15	Poland	11	0.9%
16	Hong Kong	10	0.8%
17	Taiwan	10	0.8%
18	Bangladesh	8	0.6%
19	Pakistan	8	0.6%
20	Sweden	7	0.5%
21	Russia	7	0.5%
22	Korea, Republic of	7	0.5%
23	Turkey	5	0.4%
24	Malaysia	4	0.3%
25	Norway	4	0.3%
26	Romania	4	0.3%
27	Cyprus	4	0.3%
28	Ireland	3	0.2%
29	Uzbekistan	3	0.2%
30	Italy	2	0.2%
31	Argentina	2	0.2%
32	Brazil	2	0.2%
33	Switzerland	2	0.2%
34	Egypt	2	0.2%
35	Mexico	2	0.2%
36	Nigeria	1	0.1%
37	Saudi Arabia	1	0.1%
38	Bulgaria	1	0.1%
39	Belgium	1	0.1%
40	Czech Republic	1	0.1%
41	Georgia	1	0.1%