Rank	Countries/Territories	Count	Percent
1	United States	355	40.2%
2	China	222	25.1%
3	Germany	64	7.2%
4	India	30	3.4%
5	Netherlands	17	1.9%
6	Canada	15	1.7%
7	Sweden	14	1.6%
8	Brazil	11	1.2%
9		11	1.2%
10	Russia	10	1.1%
11	United Kingdom	10	1.1%
12	Japan	9	1%
13	Ireland	8	0.9%
14	Mexico	8	0.9%
15	Singapore	8	0.9%
16	Philippines	8	0.9%
17	Pakistan	7	0.8%
18	Cyprus	7	0.8%
19	Australia	6	0.7%
20	Austria	6	0.7%
21	France	4	0.5%
22	Greece	4	0.5%
23	Nepal	4	0.5%
24	Spain	4	0.5%
25	Ukraine	3	0.3%
26	Switzerland	3	0.3%
27	Taiwan	3	0.3%
28	Slovakia	3	0.3%
29	Cuba	3	0.3%
30	Iran, Islamic Republic of	3	0.3%
31	Benin	2	0.2%
32	South Africa	2	0.2%
33	Panama	2	0.2%
34	Romania	2	0.2%
35	Norway	2	0.2%
36	Lithuania	2	0.2%
37	Thailand	2	0.2%
38	Turkey	2	0.2%
39	Italy	2	0.2%
40	Venezuela, Bolivarian Republic of	1	0.1%
41	Viet Nam	1	0.1%
42	Israel	1	0.1%
43	Colombia	1	0.1%
44	Indonesia	1	0.1%