Rank	Countries/Territories	Count	Percent
1	United States	557	37.6%
2	China	374	25.3%
3	Germany	129	8.7%
4	Japan	87	5.9%
5	France	60	4.1%
6	Canada	47	3.2%
7	United Kingdom	27	1.8%
8	Singapore	25	1.7%
9	Netherlands	18	1.2%
10	Iran, Islamic Republic of	15	1%
11	Greece	13	0.9%
12	Australia	12	0.8%
13	Cyprus	11	0.7%
14	Poland	11	0.7%
15	India	10	0.7%
16	Brazil	9	0.6%
17	Italy	7	0.5%
18	Ireland	6	0.4%
19	Indonesia	6	0.4%
20	Turkey	6	0.4%
21	Pakistan	5	0.3%
22	Denmark	5	0.3%
23	Colombia	3	0.2%
24	Hungary	3	0.2%
25	Romania	3	0.2%
26	Slovakia	3	0.2%
27	Ukraine	3	0.2%
28	Taiwan	2	0.1%
29	Russia	2	0.1%
30	Saudi Arabia	2	0.1%
31	Mexico	2	0.1%
32	Chile	2	0.1%
33	Algeria	2	0.1%
34	Argentina	2	0.1%
35	Georgia	2	0.1%
36	Hong Kong	2	0.1%
37	Egypt	1	0.1%
38	Mongolia	1	0.1%
39	Lithuania	1	0.1%
40	Malaysia	1	0.1%
41	Israel	1	0.1%
42	Switzerland	1	0.1%
43	Norway	1	0.1%