Rank	Countries/Territories	Count	Percent
1	United States	391	35.1%
2	China	372	33.4%
3	Germany	114	10.2%
4	India	36	3.2%
5	Canada	26	2.3%
6	Japan	22	2%
7	France	20	1.8%
8	Netherlands	15	1.3%
9	Australia	12	1.1%
10	Austria	10	0.9%
11	Cyprus	9	0.8%
12	Belgium	8	0.7%
13	Spain	8	0.7%
14	Korea, Republic of	7	0.6%
15	Taiwan	7	0.6%
16	Ukraine	7	0.6%
17	Italy	7	0.6%
18	United Kingdom	6	0.5%
19	Indonesia	6	0.5%
20	Brazil	5	0.4%
21	Singapore	5	0.4%
22	Colombia	4	0.4%
23	Iran, Islamic Republic of	2	0.2%
24		2	0.2%
25	Hong Kong	2	0.2%
26	Poland	2	0.2%
27	Romania	1	0.1%
28	Russia	1	0.1%
29	Thailand	1	0.1%
30	Lithuania	1	0.1%
31	Switzerland	1	0.1%
32	Argentina	1	0.1%
33	Azerbaijan	1	0.1%
34	Bangladesh	1	0.1%
35	Ireland	1	0.1%
36	Croatia	1	0.1%