Rank	Countries/Territories	Count	Percent
1	United States	572	53.2%
2	China	200	18.6%
3	Germany	95	8.8%
4	India	40	3.7%
5	Netherlands	25	2.3%
6	United Kingdom	23	2.1%
7	Canada	18	1.7%
8	France	11	1%
9	Ireland	11	1%
10	Japan	9	0.8%
11	Poland	7	0.7%
12	Egypt	5	0.5%
13	Cyprus	4	0.4%
14	Australia	4	0.4%
15	Korea, Republic of	4	0.4%
16	Singapore	4	0.4%
17	Taiwan	4	0.4%
18	Sweden	3	0.3%
19	Philippines	2	0.2%
20	South Africa	2	0.2%
21	Sri Lanka	2	0.2%
22	Italy	2	0.2%
23	Hungary	2	0.2%
24	Senegal	2	0.2%
25	Norway	2	0.2%
26	Oman	2	0.2%
27	Bosnia and Herzegovina	2	0.2%
28	Bulgaria	1	0.1%
29	Austria	1	0.1%
30	Bolivia, Plurinational State of	1	0.1%
31	Argentina	1	0.1%
32	Finland	1	0.1%
33	Greece	1	0.1%
34	Indonesia	1	0.1%
35	Iran, Islamic Republic of	1	0.1%
36	Iraq	1	0.1%
37	Panama	1	0.1%
38	Serbia	1	0.1%
39	Sierra Leone	1	0.1%
40	Lebanon	1	0.1%
41	Malta	1	0.1%
42	Nepal	1	0.1%
43	Slovakia	1	0.1%
44	Thailand	1	0.1%
45	Uganda	1	0.1%
46	Ukraine	1	0.1%