Rank	Countries/Territories	Count	Percent
1	United States	310	37.3%
2	China	275	33.1%
3	Germany	55	6.6%
4	Japan	28	3.4%
5	Latvia	23	2.8%
6	Canada	21	2.5%
7	France	14	1.7%
8	Singapore	14	1.7%
9	Cyprus	11	1.3%
10	Korea, Republic of	10	1.2%
11	Netherlands	9	1.1%
12	Australia	8	1%
13	Jordan	7	0.8%
14	Hong Kong	4	0.5%
15	Iran, Islamic Republic of	4	0.5%
16	Spain	4	0.5%
17	South Africa	3	0.4%
18	Thailand	3	0.4%
19	Ireland	3	0.4%
20	Hungary	3	0.4%
21	Argentina	3	0.4%
22	Bangladesh	2	0.2%
23	Ukraine	2	0.2%
24	Sweden	2	0.2%
25	Poland	2	0.2%
26	Qatar	2	0.2%
27	Romania	2	0.2%
28	Russia	1	0.1%
29	Oman	1	0.1%
30	Morocco	1	0.1%
31	Switzerland	1	0.1%
32	United Kingdom	1	0.1%
33	Greece	1	0.1%