Rank	Countries/Territories	Count	Percent
1	United States	553	45.1%
2	China	343	28%
3	Germany	129	10.5%
4		36	2.9%
5	France	32	2.6%
6	Japan	16	1.3%
7	Hong Kong	15	1.2%
8	Canada	14	1.1%
9	Netherlands	13	1.1%
10	Singapore	13	1.1%
11	United Kingdom	12	1%
12	Australia	8	0.7%
13	Cyprus	6	0.5%
14	Spain	5	0.4%
15	Denmark	4	0.3%
16	Bangladesh	3	0.2%
17	Iran, Islamic Republic of	3	0.2%
18	Korea, Republic of	3	0.2%
19	South Africa	3	0.2%
20	Poland	2	0.2%
21	Russia	2	0.2%
22	Sweden	2	0.2%
23	Viet Nam	2	0.2%
24	Macao	2	0.2%
25	Mongolia	1	0.1%
26	Norway	1	0.1%
27	Egypt	1	0.1%
28	Taiwan	1	0.1%
29	Ukraine	1	0.1%