Rank	Countries/Territories	Count	Percent
1	United States	395	37.8%
2	China	288	27.5%
3	Germany	108	10.3%
4	India	34	3.3%
5	Japan	27	2.6%
6	France	20	1.9%
7		18	1.7%
8	Australia	16	1.5%
9	Netherlands	15	1.4%
10	United Kingdom	15	1.4%
11	Canada	12	1.1%
12	Ireland	9	0.9%
13	Singapore	7	0.7%
14	Korea, Republic of	6	0.6%
15	Hong Kong	6	0.6%
16	Russia	6	0.6%
17	Taiwan	5	0.5%
18	Belgium	5	0.5%
19	Latvia	5	0.5%
20	Philippines	5	0.5%
21	Lithuania	4	0.4%
22	Iran, Islamic Republic of	4	0.4%
23	Cyprus	4	0.4%
24	Greece	3	0.3%
25	New Zealand	3	0.3%
26	Portugal	3	0.3%
27	Spain	3	0.3%
28	Sweden	2	0.2%
29	Poland	2	0.2%
30	Nigeria	2	0.2%
31	Ghana	2	0.2%
32	Egypt	2	0.2%
33	Bangladesh	2	0.2%
34	Argentina	1	0.1%
35	Ethiopia	1	0.1%
36	Bulgaria	1	0.1%
37	Malaysia	1	0.1%
38	Romania	1	0.1%
39	Switzerland	1	0.1%
40	Thailand	1	0.1%
41	Togo	1	0.1%