Rank	Countries/Territories	Count	Percent
1	United States	440	43.7%
2	China	228	22.6%
3	Germany	118	11.7%
4	Slovenia	30	3%
5	France	17	1.7%
6	Japan	15	1.5%
7	India	14	1.4%
8	United Kingdom	13	1.3%
9	Canada	12	1.2%
10	Netherlands	12	1.2%
11	Korea, Republic of	10	1%
12	Spain	9	0.9%
13	Iran, Islamic Republic of	9	0.9%
14	Senegal	7	0.7%
15	South Africa	6	0.6%
16	Hungary	6	0.6%
17	Russia	6	0.6%
18	Ireland	5	0.5%
19	Italy	5	0.5%
20	Cyprus	5	0.5%
21	Australia	5	0.5%
22	Brazil	5	0.5%
23	Sweden	4	0.4%
24	Ukraine	4	0.4%
25	Switzerland	2	0.2%
26	Turkey	2	0.2%
27	Singapore	2	0.2%
28	Philippines	2	0.2%
29	Argentina	2	0.2%
30	Bangladesh	2	0.2%
31	Ethiopia	2	0.2%
32	Belgium	1	0.1%
33	Jamaica	1	0.1%
34	Indonesia	1	0.1%
35	Greece	1	0.1%
36	Hong Kong	1	0.1%
37	New Zealand	1	0.1%
38	Lithuania	1	0.1%
39	Mexico	1	0.1%
40	Mongolia	1	0.1%