Rank	Countries/Territories	Count	Percent
1	United States	438	35.6%
2	China	415	33.8%
3	Germany	118	9.6%
4	Latvia	36	2.9%
5	Japan	34	2.8%
6		31	2.5%
7	France	19	1.5%
8	Canada	17	1.4%
9	Netherlands	15	1.2%
10	Ukraine	10	0.8%
11	Hong Kong	10	0.8%
12	Korea, Republic of	9	0.7%
13	Singapore	8	0.7%
14	Cyprus	8	0.7%
15	United Kingdom	6	0.5%
16	Viet Nam	6	0.5%
17	Indonesia	5	0.4%
18	Iran, Islamic Republic of	4	0.3%
19	Ireland	4	0.3%
20	Turkey	4	0.3%
21	Spain	4	0.3%
22	Sweden	3	0.2%
23	Russia	3	0.2%
24	Mongolia	3	0.2%
25	Belgium	3	0.2%
26	Brazil	2	0.2%
27	Egypt	2	0.2%
28	Australia	2	0.2%
29	Bangladesh	2	0.2%
30	India	2	0.2%
31	Norway	2	0.2%
32	Philippines	2	0.2%
33	Jordan	1	0.1%
34	Argentina	1	0.1%