Rank	Countries/Territories	Count	Percent
1	United States	476	42.6%
2	China	279	25%
3	Germany	110	9.8%
4	India	66	5.9%
5	Canada	21	1.9%
6	Netherlands	14	1.3%
7	United Kingdom	13	1.2%
8	Ireland	10	0.9%
9	Japan	9	0.8%
10	Cyprus	9	0.8%
11	Turkey	9	0.8%
12	Taiwan	9	0.8%
13	Thailand	7	0.6%
14	Switzerland	7	0.6%
15	Australia	7	0.6%
16	Serbia	7	0.6%
17	Singapore	5	0.4%
18	Greece	5	0.4%
19	Guinea	5	0.4%
20	Bangladesh	4	0.4%
21	Belgium	3	0.3%
22	Brazil	3	0.3%
23	Argentina	3	0.3%
24	Egypt	3	0.3%
25	Malaysia	3	0.3%
26	Pakistan	3	0.3%
27	Korea, Republic of	3	0.3%
28	Indonesia	3	0.3%
29	Iraq	2	0.2%
30	Israel	2	0.2%
31	Italy	2	0.2%
32	Russia	2	0.2%
33	Colombia	2	0.2%
34	Sweden	2	0.2%
35	Ukraine	1	0.1%
36	France	1	0.1%
37	Czech Republic	1	0.1%
38	Hong Kong	1	0.1%
39	Spain	1	0.1%
40	Portugal	1	0.1%
41	Romania	1	0.1%
42	Nicaragua	1	0.1%
43	Lithuania	1	0.1%
44	Kazakhstan	1	0.1%