Rank	Countries/Territories	Count	Percent
1	United States	255	39.7%
2	China	138	21.5%
3	Germany	50	7.8%
4	India	49	7.6%
5	Netherlands	16	2.5%
6	Ireland	13	2%
7	United Kingdom	12	1.9%
8	Colombia	9	1.4%
9	Japan	8	1.2%
10	Switzerland	7	1.1%
11	Hungary	7	1.1%
12	Canada	6	0.9%
13	Singapore	6	0.9%
14	Sudan	6	0.9%
15	Taiwan	5	0.8%
16	Romania	5	0.8%
17	Russia	4	0.6%
18	Korea, Republic of	4	0.6%
19	France	4	0.6%
20	Iraq	4	0.6%
21	Greece	3	0.5%
22	Mexico	3	0.5%
23	Turkey	3	0.5%
24	Pakistan	3	0.5%
25	Slovenia	2	0.3%
26	Norway	2	0.3%
27	Hong Kong	2	0.3%
28	Italy	2	0.3%
29	Argentina	2	0.3%
30	Cyprus	2	0.3%
31	Sri Lanka	2	0.3%
32	Czech Republic	1	0.2%
33	Australia	1	0.2%
34	Bolivia, Plurinational State of	1	0.2%
35	Iran, Islamic Republic of	1	0.2%
36	Saudi Arabia	1	0.2%
37	Serbia	1	0.2%
38	Spain	1	0.2%
39	Poland	1	0.2%
40	Ukraine	1	0.2%