Rank	Countries/Territories	Count	Percent
1	United States	505	45.5%
2	China	311	28%
3	Germany	107	9.6%
4	France	39	3.5%
5	Netherlands	19	1.7%
6	Canada	15	1.4%
7	Hong Kong	12	1.1%
8	Korea, Republic of	11	1%
9	Slovakia	11	1%
10	Australia	8	0.7%
11	Cyprus	7	0.6%
12	Russia	6	0.5%
13	Singapore	6	0.5%
14	United Kingdom	6	0.5%
15	South Africa	5	0.5%
16	Bulgaria	5	0.5%
17	India	5	0.5%
18	Ghana	3	0.3%
19	Nigeria	3	0.3%
20	Philippines	3	0.3%
21	Japan	2	0.2%
22	Romania	2	0.2%
23	Spain	2	0.2%
24	Taiwan	2	0.2%
25	Thailand	2	0.2%
26	Mexico	2	0.2%
27	Ireland	2	0.2%
28	Argentina	2	0.2%
29	Belgium	1	0.1%
30	Italy	1	0.1%
31	Mongolia	1	0.1%
32	Turkey	1	0.1%
33	Ukraine	1	0.1%
34	Sweden	1	0.1%
35	Puerto Rico	1	0.1%