Rank	Countries/Territories	Count	Percent
1	United States	370	44.4%
2	China	204	24.5%
3	Germany	117	14%
4	India	44	5.3%
5	France	16	1.9%
6	Canada	14	1.7%
7	Singapore	8	1%
8	Korea, Republic of	6	0.7%
9	Netherlands	5	0.6%
10	Finland	5	0.6%
11	Cyprus	4	0.5%
12	Belgium	3	0.4%
13	Japan	3	0.4%
14	Ireland	3	0.4%
15	Greece	3	0.4%
16	United Kingdom	3	0.4%
17	Portugal	2	0.2%
18	Morocco	2	0.2%
19	Thailand	2	0.2%
20	South Africa	2	0.2%
21	Spain	2	0.2%
22	Iran, Islamic Republic of	2	0.2%
23	Italy	2	0.2%
24	Egypt	2	0.2%
25	Bulgaria	1	0.1%
26	Argentina	1	0.1%
27	Australia	1	0.1%
28	Hong Kong	1	0.1%
29	Sweden	1	0.1%
30	Taiwan	1	0.1%
31	Papua New Guinea	1	0.1%
32	Lithuania	1	0.1%
33	Russia	1	0.1%