Rank	Countries/Territories	Count	Percent
1	United States	1247	63.3%
2	China	189	9.6%
3	Germany	110	5.6%
4	United Kingdom	92	4.7%
5	Canada	46	2.3%
6	Australia	42	2.1%
7	Netherlands	39	2%
8	France	32	1.6%
9	Ireland	29	1.5%
10	India	19	1%
11	Singapore	12	0.6%
12	Japan	11	0.6%
13	Israel	8	0.4%
14	United Arab Emirates	8	0.4%
15	Russia	7	0.4%
16	Iran, Islamic Republic of	7	0.4%
17	Cyprus	5	0.3%
18	Mexico	5	0.3%
19	New Zealand	5	0.3%
20	Belgium	4	0.2%
21	Egypt	4	0.2%
22	Saudi Arabia	4	0.2%
23	Switzerland	4	0.2%
24	Portugal	3	0.2%
25	Spain	3	0.2%
26	Sweden	3	0.2%
27	Greece	3	0.2%
28	Norway	3	0.2%
29	Oman	2	0.1%
30	Latvia	2	0.1%
31	Brazil	2	0.1%
32	Ecuador	2	0.1%
33	South Africa	2	0.1%
34	Romania	1	0.1%
35	Thailand	1	0.1%
36	Trinidad and Tobago	1	0.1%
37	Uzbekistan	1	0.1%
38	Colombia	1	0.1%
39	Austria	1	0.1%
40	Iraq	1	0.1%
41	Estonia	1	0.1%
42	Lebanon	1	0.1%
43	Lithuania	1	0.1%
44	Malaysia	1	0.1%
45	Jordan	1	0.1%
46	Kenya	1	0.1%
47	Korea, Republic of	1	0.1%
48	Mongolia	1	0.1%
49	Nepal	1	0.1%