Rank	Countries/Territories	Count	Percent
1	United States	481	37.6%
2	China	357	27.9%
3	Germany	133	10.4%
4	Canada	47	3.7%
5	Japan	37	2.9%
6	Belgium	31	2.4%
7	France	25	2%
8	Netherlands	22	1.7%
9	Taiwan	20	1.6%
10	Korea, Republic of	14	1.1%
11	Egypt	14	1.1%
12	Russia	12	0.9%
13	India	8	0.6%
14	Ireland	7	0.5%
15	United Kingdom	7	0.5%
16	Switzerland	7	0.5%
17	Cyprus	6	0.5%
18	Australia	6	0.5%
19	Italy	4	0.3%
20	Spain	4	0.3%
21	Paraguay	4	0.3%
22	Sweden	3	0.2%
23	Thailand	3	0.2%
24	Hungary	3	0.2%
25	Viet Nam	3	0.2%
26	Hong Kong	2	0.2%
27	Brazil	2	0.2%
28	Czech Republic	2	0.2%
29	Ukraine	2	0.2%
30	Mongolia	2	0.2%
31	Philippines	2	0.2%
32	Singapore	2	0.2%
33	Poland	1	0.1%
34	Mexico	1	0.1%
35	Norway	1	0.1%
36	Turkey	1	0.1%
37	Austria	1	0.1%
38	Indonesia	1	0.1%