Rank	Countries/Territories	Count	Percent
1	United States	541	49.9%
2	China	260	24%
3	India	54	5%
4	Germany	40	3.7%
5	Canada	26	2.4%
6	Russia	19	1.8%
7	Japan	16	1.5%
8	Korea, Republic of	16	1.5%
9	France	16	1.5%
10	Latvia	14	1.3%
11	Netherlands	13	1.2%
12	Ireland	8	0.7%
13	Ukraine	6	0.6%
14	United Kingdom	6	0.6%
15	Taiwan	5	0.5%
16	Philippines	4	0.4%
17	Italy	4	0.4%
18	Hong Kong	3	0.3%
19	Cyprus	3	0.3%
20	Portugal	3	0.3%
21	Turkey	3	0.3%
22	Romania	2	0.2%
23	Thailand	2	0.2%
24	South Africa	2	0.2%
25	Croatia	2	0.2%
26	Australia	2	0.2%
27	Iran, Islamic Republic of	2	0.2%
28	Hungary	1	0.1%
29	Israel	1	0.1%
30	Argentina	1	0.1%
31	Chile	1	0.1%
32	Egypt	1	0.1%
33	Finland	1	0.1%
34	Sweden	1	0.1%
35	Switzerland	1	0.1%
36	Norway	1	0.1%
37	Pakistan	1	0.1%
38	Mozambique	1	0.1%
39	Yemen	1	0.1%