Rank	Countries/Territories	Count	Percent
1	United States	335	42.8%
2	China	191	24.4%
3	India	43	5.5%
4	Russia	31	4%
5	Germany	27	3.5%
6	Korea, Republic of	13	1.7%
7	Latvia	12	1.5%
8	Netherlands	11	1.4%
9	Canada	11	1.4%
10	Argentina	10	1.3%
11	France	10	1.3%
12	Australia	9	1.2%
13	United Kingdom	9	1.2%
14	Japan	8	1%
15	Brazil	7	0.9%
16	Finland	7	0.9%
17	Israel	7	0.9%
18	Singapore	6	0.8%
19	South Africa	5	0.6%
20	Spain	4	0.5%
21	Hong Kong	4	0.5%
22	Ireland	3	0.4%
23	Poland	3	0.4%
24	Venezuela, Bolivarian Republic of	3	0.4%
25	Taiwan	2	0.3%
26	Iran, Islamic Republic of	2	0.3%
27	Bahrain	2	0.3%
28	Belgium	1	0.1%
29	Austria	1	0.1%
30	Costa Rica	1	0.1%
31	Iraq	1	0.1%
32	Ukraine	1	0.1%
33	Romania	1	0.1%
34	Mexico	1	0.1%