Rank	Countries/Territories	Count	Percent
1	United States	628	49.9%
2	China	265	21.1%
3	Germany	112	8.9%
4	Belgium	54	4.3%
5	Hong Kong	33	2.6%
6	France	31	2.5%
7	Russia	20	1.6%
8	Netherlands	19	1.5%
9	Japan	16	1.3%
10	Singapore	13	1%
11	Taiwan	6	0.5%
12	Latvia	6	0.5%
13	India	6	0.5%
14	Canada	6	0.5%
15	United Kingdom	5	0.4%
16	Turkey	4	0.3%
17	Bulgaria	4	0.3%
18	Cyprus	4	0.3%
19	Iran, Islamic Republic of	4	0.3%
20	Ireland	3	0.2%
21	Benin	3	0.2%
22	Australia	3	0.2%
23	Argentina	2	0.2%
24	Norway	2	0.2%
25	Pakistan	1	0.1%
26	Ukraine	1	0.1%
27	Spain	1	0.1%
28	Sweden	1	0.1%
29	Brazil	1	0.1%
30	El Salvador	1	0.1%
31	Mongolia	1	0.1%
32	Morocco	1	0.1%
33	Korea, Republic of	1	0.1%