Rank	Countries/Territories	Count	Percent
1	United States	645	50%
2	China	321	24.9%
3	Germany	90	7%
4	Japan	28	2.2%
5	Russia	28	2.2%
6	India	27	2.1%
7	Canada	23	1.8%
8	Brazil	20	1.6%
9	Latvia	14	1.1%
10	France	12	0.9%
11	Hong Kong	11	0.9%
12	Yemen	10	0.8%
13	Korea, Republic of	6	0.5%
14	United Kingdom	6	0.5%
15	Argentina	5	0.4%
16	Singapore	5	0.4%
17	Mexico	5	0.4%
18	Spain	4	0.3%
19	Australia	4	0.3%
20	Greece	4	0.3%
21	Malaysia	3	0.2%
22	Romania	2	0.2%
23	Taiwan	2	0.2%
24	Czech Republic	2	0.2%
25	Cyprus	1	0.1%
26	Belgium	1	0.1%
27	Indonesia	1	0.1%
28	Ireland	1	0.1%
29	Israel	1	0.1%
30	Sweden	1	0.1%
31	Lithuania	1	0.1%
32	Mongolia	1	0.1%
33	Netherlands	1	0.1%
34	Oman	1	0.1%
35	Peru	1	0.1%
36	Philippines	1	0.1%