Rank	Countries/Territories	Count	Percent
1	United States	588	37.5%
2	China	300	19.2%
3	United Kingdom	102	6.5%
4	Germany	72	4.6%
5	Ireland	55	3.5%
6	India	44	2.8%
7	Canada	43	2.7%
8	Netherlands	42	2.7%
9	Japan	35	2.2%
10	Australia	27	1.7%
11	Russia	24	1.5%
12	Singapore	17	1.1%
13	Sweden	16	1%
14	France	15	1%
15	Italy	14	0.9%
16	Hong Kong	13	0.8%
17	Romania	12	0.8%
18	Egypt	10	0.6%
19	Switzerland	8	0.5%
20	Philippines	8	0.5%
21	Poland	7	0.4%
22	Turkey	7	0.4%
23	Iran, Islamic Republic of	7	0.4%
24	Iraq	7	0.4%
25	Taiwan	6	0.4%
26	Peru	6	0.4%
27	Spain	5	0.3%
28	Korea, Republic of	5	0.3%
29	Belgium	5	0.3%
30	Brazil	4	0.3%
31	Bulgaria	4	0.3%
32	Denmark	4	0.3%
33	Indonesia	4	0.3%
34	Nigeria	4	0.3%
35	New Zealand	3	0.2%
36	Portugal	3	0.2%
37	Thailand	3	0.2%
38	Ukraine	3	0.2%
39	Mexico	3	0.2%
40	Ghana	3	0.2%
41	Cyprus	3	0.2%
42	Greece	2	0.1%
43	Finland	2	0.1%
44	Lithuania	2	0.1%
45	Jamaica	2	0.1%
46	Israel	2	0.1%
47	Puerto Rico	2	0.1%
48	Tanzania, United Republic of	2	0.1%
49	Saudi Arabia	1	0.1%
50	Pakistan	1	0.1%
51	Viet Nam	1	0.1%
52	Malaysia	1	0.1%
53	Maldives	1	0.1%
54	Mongolia	1	0.1%
55	Morocco	1	0.1%
56	Kazakhstan	1	0.1%
57	Argentina	1	0.1%
58	Ethiopia	1	0.1%
59	Chile	1	0.1%