Rank	Countries/Territories	Count	Percent
1	United States	564	38.7%
2	China	538	36.9%
3	Germany	95	6.5%
4	Canada	54	3.7%
5		38	2.6%
6	France	30	2.1%
7	Japan	21	1.4%
8	Netherlands	14	1%
9	Australia	13	0.9%
10	Hong Kong	9	0.6%
11	Portugal	8	0.5%
12	Singapore	8	0.5%
13	Cyprus	7	0.5%
14	Korea, Republic of	6	0.4%
15	Lithuania	5	0.3%
16	Sweden	5	0.3%
17	Austria	4	0.3%
18	Iran, Islamic Republic of	4	0.3%
19	India	3	0.2%
20	Taiwan	3	0.2%
21	United Kingdom	3	0.2%
22	Romania	3	0.2%
23	Macao	3	0.2%
24	Russia	2	0.1%
25	Spain	2	0.1%
26	Mongolia	2	0.1%
27	Ukraine	2	0.1%
28	Malaysia	1	0.1%
29	Mexico	1	0.1%
30	Norway	1	0.1%
31	Philippines	1	0.1%
32	Poland	1	0.1%
33	Ireland	1	0.1%
34	Georgia	1	0.1%
35	Ghana	1	0.1%
36	Bulgaria	1	0.1%
37	Argentina	1	0.1%
38	Cote D'ivoire	1	0.1%