Rank	Countries/Territories	Count	Percent
1	United States	383	45.8%
2	China	190	22.7%
3	Germany	69	8.3%
4	India	35	4.2%
5	Russia	21	2.5%
6	Brazil	17	2%
7	Japan	16	1.9%
8	Korea, Republic of	16	1.9%
9	Latvia	14	1.7%
10	Canada	12	1.4%
11	Taiwan	6	0.7%
12	Turkey	6	0.7%
13	Netherlands	4	0.5%
14	Ireland	4	0.5%
15	Hong Kong	4	0.5%
16	Egypt	3	0.4%
17	Colombia	3	0.4%
18	South Africa	3	0.4%
19	Spain	2	0.2%
20	Ukraine	2	0.2%
21	United Kingdom	2	0.2%
22	Nigeria	2	0.2%
23	Croatia	2	0.2%
24	Argentina	2	0.2%
25	Australia	2	0.2%
26	Belgium	2	0.2%
27	Yemen	2	0.2%
28	Zambia	1	0.1%
29	Viet Nam	1	0.1%
30	Algeria	1	0.1%
31	Bangladesh	1	0.1%
32	Cyprus	1	0.1%
33	France	1	0.1%
34	Iran, Islamic Republic of	1	0.1%
35	Norway	1	0.1%
36	Israel	1	0.1%
37	Singapore	1	0.1%
38	Sweden	1	0.1%
39	Switzerland	1	0.1%