Rank	Countries/Territories	Count	Percent
1	United States	537	47.6%
2	China	315	27.9%
3	Germany	116	10.3%
4		26	2.3%
5	Canada	21	1.9%
6	Mexico	18	1.6%
7	France	13	1.2%
8	Sweden	13	1.2%
9	Singapore	12	1.1%
10	Netherlands	10	0.9%
11	Cyprus	7	0.6%
12	Switzerland	6	0.5%
13	Argentina	4	0.4%
14	Australia	3	0.3%
15	Latvia	3	0.3%
16	Hong Kong	3	0.3%
17	Romania	3	0.3%
18	India	2	0.2%
19	Ireland	2	0.2%
20	Italy	2	0.2%
21	Japan	2	0.2%
22	Malaysia	2	0.2%
23	Bangladesh	2	0.2%
24	Brazil	2	0.2%
25	Mongolia	1	0.1%
26	Korea, Republic of	1	0.1%
27	Turkey	1	0.1%
28	Ukraine	1	0.1%