Rank	Countries/Territories	Count	Percent
1	United States	514	40.1%
2	China	288	22.5%
3	Germany	105	8.2%
4	Brazil	68	5.3%
5	India	62	4.8%
6	Singapore	36	2.8%
7	Russia	25	2%
8	Canada	21	1.6%
9	Netherlands	16	1.2%
10	Australia	15	1.2%
11	Japan	13	1%
12	Latvia	12	0.9%
13	Hong Kong	12	0.9%
14	Ireland	9	0.7%
15	Taiwan	7	0.5%
16	United Kingdom	6	0.5%
17	Czech Republic	6	0.5%
18	Korea, Republic of	5	0.4%
19	Italy	5	0.4%
20	Portugal	4	0.3%
21	Pakistan	4	0.3%
22	Argentina	4	0.3%
23	Turkey	4	0.3%
24	Ukraine	3	0.2%
25	Thailand	3	0.2%
26	Cote D'ivoire	3	0.2%
27	France	3	0.2%
28	Switzerland	3	0.2%
29	Lithuania	3	0.2%
30	Nigeria	2	0.2%
31	Spain	2	0.2%
32	Peru	2	0.2%
33	Greece	2	0.2%
34	Bangladesh	2	0.2%
35	Viet Nam	2	0.2%
36	United Arab Emirates	1	0.1%
37	Belgium	1	0.1%
38	Bulgaria	1	0.1%
39	Cyprus	1	0.1%
40	Egypt	1	0.1%
41	Finland	1	0.1%
42	Iran, Islamic Republic of	1	0.1%
43	Iraq	1	0.1%
44	Poland	1	0.1%
45	Norway	1	0.1%
46	Israel	1	0.1%