Rank	Countries/Territories	Count	Percent
1	United States	536	47.5%
2	China	242	21.5%
3	Germany	96	8.5%
4	India	47	4.2%
5	Latvia	45	4%
6	Japan	29	2.6%
7	France	23	2%
8	Canada	16	1.4%
9	Hong Kong	12	1.1%
10	Cyprus	7	0.6%
11	Singapore	7	0.6%
12	Czech Republic	6	0.5%
13	Australia	6	0.5%
14	Colombia	5	0.4%
15	Sweden	5	0.4%
16	Korea, Republic of	5	0.4%
17	Netherlands	4	0.4%
18	Brazil	4	0.4%
19	Ireland	4	0.4%
20	Qatar	3	0.3%
21	Ukraine	3	0.3%
22	United Kingdom	3	0.3%
23	Mongolia	2	0.2%
24	Switzerland	2	0.2%
25	Taiwan	2	0.2%
26	Turkey	2	0.2%
27	Norway	2	0.2%
28	Malta	2	0.2%
29	Belgium	2	0.2%
30	Argentina	1	0.1%
31	Italy	1	0.1%
32	Iran, Islamic Republic of	1	0.1%
33	Mexico	1	0.1%
34	Romania	1	0.1%
35	Russia	1	0.1%