Rank	Countries/Territories	Count	Percent
1	United States	427	46.8%
2	China	255	27.9%
3	Germany	66	7.2%
4	Canada	32	3.5%
5	United Kingdom	12	1.3%
6	Ireland	11	1.2%
7	Australia	9	1%
8	Singapore	9	1%
9	France	8	0.9%
10	Netherlands	7	0.8%
11	Japan	6	0.7%
12	Cyprus	5	0.5%
13	Belgium	5	0.5%
14	India	4	0.4%
15	United Arab Emirates	4	0.4%
16	Nepal	3	0.3%
17	Viet Nam	3	0.3%
18	Greece	3	0.3%
19	Brazil	3	0.3%
20	Bangladesh	3	0.3%
21	Philippines	3	0.3%
22	Switzerland	3	0.3%
23	Taiwan	2	0.2%
24	Korea, Republic of	2	0.2%
25	Malaysia	2	0.2%
26	Afghanistan	2	0.2%
27	Argentina	2	0.2%
28	Hong Kong	2	0.2%
29	Egypt	2	0.2%
30	Sweden	2	0.2%
31	Ukraine	2	0.2%
32	Yemen	1	0.1%
33	Israel	1	0.1%
34	Austria	1	0.1%
35	Mongolia	1	0.1%
36	Kazakhstan	1	0.1%
37	Poland	1	0.1%
38	Russia	1	0.1%
39	Saudi Arabia	1	0.1%
40	Thailand	1	0.1%
41	Tunisia	1	0.1%
42	Turkey	1	0.1%
43	Pakistan	1	0.1%
44	Slovakia	1	0.1%
45	Sri Lanka	1	0.1%