Rank	Countries/Territories	Count	Percent
1	United States	461	52.5%
2	China	233	26.5%
3	Germany	66	7.5%
4	Japan	22	2.5%
5	Canada	21	2.4%
6	Singapore	12	1.4%
7	France	10	1.1%
8	Mexico	9	1%
9	Cyprus	8	0.9%
10	Korea, Republic of	5	0.6%
11	Netherlands	4	0.5%
12	Hong Kong	4	0.5%
13	India	4	0.5%
14	Ireland	2	0.2%
15	Bulgaria	2	0.2%
16	Egypt	2	0.2%
17	Mongolia	2	0.2%
18	Ukraine	2	0.2%
19	Spain	1	0.1%
20	Switzerland	1	0.1%
21	Malaysia	1	0.1%
22	Nigeria	1	0.1%
23	Norway	1	0.1%
24	Russia	1	0.1%
25	Argentina	1	0.1%
26	Australia	1	0.1%
27	Italy	1	0.1%