Rank	Countries/Territories	Count	Percent
1	United States	586	52%
2	China	152	13.5%
3	Germany	84	7.5%
4	United Kingdom	54	4.8%
5	Canada	53	4.7%
6	France	28	2.5%
7	Netherlands	27	2.4%
8	Japan	21	1.9%
9	India	17	1.5%
10	Ireland	11	1%
11	Romania	11	1%
12	Korea, Republic of	10	0.9%
13	Hong Kong	7	0.6%
14	Cyprus	7	0.6%
15	Australia	7	0.6%
16	Italy	6	0.5%
17	Sweden	5	0.4%
18	Taiwan	4	0.4%
19	Singapore	3	0.3%
20	Indonesia	3	0.3%
21	Hungary	2	0.2%
22	Austria	2	0.2%
23	Bulgaria	2	0.2%
24	Colombia	2	0.2%
25	Slovakia	2	0.2%
26	Philippines	2	0.2%
27	Poland	2	0.2%
28	Jordan	2	0.2%
29	Mexico	2	0.2%
30	South Africa	2	0.2%
31	Viet Nam	1	0.1%
32	Malaysia	1	0.1%
33	New Zealand	1	0.1%
34	Slovenia	1	0.1%
35	Croatia	1	0.1%
36	Brazil	1	0.1%
37	Algeria	1	0.1%
38	Antigua and Barbuda	1	0.1%
39	Czech Republic	1	0.1%
40	Dominican Republic	1	0.1%
41	Ghana	1	0.1%