Rank	Countries/Territories	Count	Percent
1	United States	498	50.3%
2	China	279	28.2%
3	Germany	85	8.6%
4	Canada	21	2.1%
5	Mexico	18	1.8%
6	Singapore	11	1.1%
7	Sweden	10	1%
8	Netherlands	10	1%
9	France	10	1%
10	Switzerland	6	0.6%
11	Cyprus	5	0.5%
12		4	0.4%
13	Argentina	4	0.4%
14	Latvia	3	0.3%
15	Hong Kong	3	0.3%
16	Romania	3	0.3%
17	India	2	0.2%
18	Ireland	2	0.2%
19	Italy	2	0.2%
20	Japan	2	0.2%
21	Malaysia	2	0.2%
22	Australia	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%