Rank	Countries/Territories	Count	Percent
1	United States	480	45.9%
2	China	206	19.7%
3	Germany	84	8%
4	Canada	53	5.1%
5	India	26	2.5%
6	Netherlands	26	2.5%
7	France	21	2%
8	Singapore	12	1.1%
9	Nepal	11	1.1%
10	Japan	10	1%
11	Ukraine	10	1%
12	United Kingdom	10	1%
13	Ireland	9	0.9%
14	Australia	9	0.9%
15	Cyprus	8	0.8%
16	Qatar	7	0.7%
17	Korea, Republic of	5	0.5%
18	Hungary	5	0.5%
19	Denmark	4	0.4%
20	Slovakia	4	0.4%
21	Russia	4	0.4%
22	Viet Nam	4	0.4%
23	Poland	3	0.3%
24	Malaysia	3	0.3%
25	Israel	3	0.3%
26	Italy	3	0.3%
27	Indonesia	2	0.2%
28	Iran, Islamic Republic of	2	0.2%
29	Greece	2	0.2%
30	Hong Kong	2	0.2%
31	United Arab Emirates	2	0.2%
32	Taiwan	2	0.2%
33	Tanzania, United Republic of	2	0.2%
34	Thailand	2	0.2%
35	Syrian Arab Republic	1	0.1%
36	Lithuania	1	0.1%
37	Romania	1	0.1%
38	New Zealand	1	0.1%
39	Norway	1	0.1%
40	Egypt	1	0.1%
41	Costa Rica	1	0.1%
42	Belgium	1	0.1%
43	Argentina	1	0.1%