Rank	Countries/Territories	Count	Percent
1	United States	647	40.6%
2	China	393	24.7%
3	Germany	149	9.4%
4	Latvia	74	4.6%
5	France	58	3.6%
6	Canada	45	2.8%
7	Japan	30	1.9%
8	India	27	1.7%
9	Ireland	18	1.1%
10	Taiwan	16	1%
11	Australia	15	0.9%
12	Switzerland	13	0.8%
13	Malaysia	12	0.8%
14	Sweden	11	0.7%
15	Netherlands	8	0.5%
16	Singapore	8	0.5%
17	Belgium	8	0.5%
18	Korea, Republic of	8	0.5%
19	United Kingdom	7	0.4%
20	Cyprus	6	0.4%
21	Ukraine	4	0.3%
22	Panama	4	0.3%
23	Spain	3	0.2%
24	Sri Lanka	3	0.2%
25	Norway	3	0.2%
26	Pakistan	3	0.2%
27	Mexico	3	0.2%
28	Brazil	3	0.2%
29	Indonesia	3	0.2%
30	Hong Kong	3	0.2%
31	Iceland	2	0.1%
32	Austria	2	0.1%
33	Egypt	1	0.1%
34	Argentina	1	0.1%
35	Romania	1	0.1%
36	Russia	1	0.1%