Rank	Countries/Territories	Count	Percent
1	United States	470	50.9%
2	China	213	23.1%
3	Germany	89	9.6%
4	Canada	27	2.9%
5	India	17	1.8%
6	France	13	1.4%
7	Japan	12	1.3%
8	Egypt	12	1.3%
9	Australia	7	0.8%
10	Cyprus	6	0.6%
11	Korea, Republic of	6	0.6%
12	Netherlands	6	0.6%
13	Singapore	5	0.5%
14	Spain	4	0.4%
15	Pakistan	4	0.4%
16	Malaysia	4	0.4%
17	Indonesia	3	0.3%
18	Russia	3	0.3%
19	Poland	2	0.2%
20	Romania	2	0.2%
21	Norway	2	0.2%
22	Turkey	2	0.2%
23	United Kingdom	2	0.2%
24	Ireland	2	0.2%
25	Lithuania	2	0.2%
26	Denmark	2	0.2%
27	Chile	2	0.2%
28		2	0.2%
29	Argentina	2	0.2%
30	South Africa	1	0.1%