Rank	Countries/Territories	Count	Percent
1	United States	382	45.6%
2	China	197	23.5%
3	Germany	58	6.9%
4	India	37	4.4%
5	Switzerland	36	4.3%
6	Netherlands	17	2%
7	Kazakhstan	12	1.4%
8	Australia	12	1.4%
9	Singapore	8	1%
10	Cyprus	6	0.7%
11	Ireland	6	0.7%
12	Japan	5	0.6%
13	Egypt	5	0.6%
14	Senegal	5	0.6%
15	United Kingdom	5	0.6%
16	Argentina	3	0.4%
17	Canada	3	0.4%
18	Indonesia	3	0.4%
19	Jordan	2	0.2%
20	Italy	2	0.2%
21	Finland	2	0.2%
22	France	2	0.2%
23	Malta	2	0.2%
24	Norway	2	0.2%
25	Oman	2	0.2%
26	Pakistan	2	0.2%
27	Philippines	2	0.2%
28	Russia	2	0.2%
29	Taiwan	2	0.2%
30	Thailand	2	0.2%
31	Spain	2	0.2%
32	Sweden	1	0.1%
33	Uganda	1	0.1%
34	Saudi Arabia	1	0.1%
35	Nigeria	1	0.1%
36	Puerto Rico	1	0.1%
37	Mexico	1	0.1%
38	Kenya	1	0.1%
39	Lesotho	1	0.1%
40	Georgia	1	0.1%
41	Cameroon	1	0.1%
42	Iran, Islamic Republic of	1	0.1%