Rank	Countries/Territories	Count	Percent
1	United States	551	32.9%
2	China	452	27%
3	Germany	143	8.5%
4	Japan	128	7.7%
5	France	58	3.5%
6	Korea, Republic of	42	2.5%
7	Canada	25	1.5%
8	India	22	1.3%
9	Brazil	21	1.3%
10	Australia	21	1.3%
11	Portugal	20	1.2%
12	Netherlands	14	0.8%
13	Czech Republic	14	0.8%
14	Hong Kong	12	0.7%
15	Norway	12	0.7%
16	Turkey	12	0.7%
17	Switzerland	12	0.7%
18	Peru	11	0.7%
19	Singapore	11	0.7%
20	Cyprus	11	0.7%
21	Taiwan	9	0.5%
22	Argentina	8	0.5%
23	Iran, Islamic Republic of	6	0.4%
24	United Kingdom	6	0.4%
25	Egypt	5	0.3%
26	Hungary	5	0.3%
27	Finland	4	0.2%
28	Israel	4	0.2%
29	Morocco	4	0.2%
30	Spain	3	0.2%
31	Italy	3	0.2%
32	Belgium	3	0.2%
33	Ethiopia	2	0.1%
34	Slovenia	2	0.1%
35	South Africa	2	0.1%
36	Russia	2	0.1%
37	Mauritius	2	0.1%
38	Mexico	2	0.1%
39	Serbia	1	0.1%
40	Ireland	1	0.1%
41	Luxembourg	1	0.1%
42	Macao	1	0.1%
43	Georgia	1	0.1%
44	Austria	1	0.1%
45	Colombia	1	0.1%
46	Tanzania, United Republic of	1	0.1%
47	Ukraine	1	0.1%