Rank	Countries/Territories	Count	Percent
1	United States	612	55.1%
2	China	95	8.6%
3	Germany	91	8.2%
4	United Kingdom	64	5.8%
5	India	42	3.8%
6	Netherlands	28	2.5%
7	Japan	21	1.9%
8	Australia	21	1.9%
9	Korea, Republic of	20	1.8%
10	France	18	1.6%
11	Canada	14	1.3%
12	Singapore	11	1%
13	Ireland	10	0.9%
14	Hong Kong	5	0.5%
15	Iran, Islamic Republic of	4	0.4%
16	Mexico	3	0.3%
17	Peru	3	0.3%
18	Puerto Rico	3	0.3%
19	Taiwan	3	0.3%
20	Turkey	3	0.3%
21	United Arab Emirates	2	0.2%
22	Sweden	2	0.2%
23	Viet Nam	2	0.2%
24	Zambia	2	0.2%
25	Russia	2	0.2%
26	Philippines	2	0.2%
27	Malaysia	2	0.2%
28	Georgia	2	0.2%
29	Belgium	2	0.2%
30	Bermuda	2	0.2%
31	Cyprus	2	0.2%
32	Denmark	1	0.1%
33	Egypt	1	0.1%
34	Ethiopia	1	0.1%
35	Albania	1	0.1%
36	Israel	1	0.1%
37	Italy	1	0.1%
38	Indonesia	1	0.1%
39	Latvia	1	0.1%
40	New Zealand	1	0.1%
41	Nigeria	1	0.1%
42	Norway	1	0.1%
43	Mongolia	1	0.1%
44	Saudi Arabia	1	0.1%
45	Romania	1	0.1%
46	Virgin Islands, U.S.	1	0.1%
47	Venezuela, Bolivarian Republic of	1	0.1%
48	Thailand	1	0.1%
49	Spain	1	0.1%