Rank	Countries/Territories	Count	Percent
1	United States	409	29.1%
2	China	371	26.4%
3		72	5.1%
4	United Kingdom	72	5.1%
5	Germany	65	4.6%
6	Australia	54	3.8%
7	Japan	42	3%
8	France	40	2.8%
9	Singapore	30	2.1%
10	Canada	26	1.9%
11	Netherlands	24	1.7%
12	Ireland	18	1.3%
13	Italy	18	1.3%
14	Slovakia	16	1.1%
15	Korea, Republic of	11	0.8%
16	India	10	0.7%
17	Indonesia	8	0.6%
18	Hong Kong	8	0.6%
19	Belgium	8	0.6%
20	Spain	8	0.6%
21	Turkey	7	0.5%
22	Cyprus	7	0.5%
23	Austria	7	0.5%
24	Saudi Arabia	7	0.5%
25	Switzerland	6	0.4%
26	Sweden	5	0.4%
27	Russia	4	0.3%
28	Mexico	4	0.3%
29	Algeria	4	0.3%
30	Argentina	4	0.3%
31	Brazil	3	0.2%
32	Kuwait	3	0.2%
33	Israel	3	0.2%
34	South Africa	3	0.2%
35	Ukraine	3	0.2%
36	Jamaica	2	0.1%
37	Latvia	2	0.1%
38	Madagascar	2	0.1%
39	Morocco	2	0.1%
40	Poland	2	0.1%
41	Portugal	2	0.1%
42	Finland	2	0.1%
43	Hungary	2	0.1%
44	Iran, Islamic Republic of	2	0.1%
45	Greece	2	0.1%
46	Iceland	1	0.1%
47	Bulgaria	1	0.1%
48	Romania	1	0.1%
49	Taiwan	1	0.1%
50	Tajikistan	1	0.1%