Rank	Countries/Territories	Count	Percent
1	United States	305	39.2%
2	China	151	19.4%
3	Germany	95	12.2%
4	Canada	18	2.3%
5	United Kingdom	17	2.2%
6	Japan	14	1.8%
7	Netherlands	13	1.7%
8	France	13	1.7%
9	Ethiopia	12	1.5%
10	India	11	1.4%
11	Russia	11	1.4%
12	Ireland	10	1.3%
13	Indonesia	9	1.2%
14	Peru	7	0.9%
15	Australia	6	0.8%
16	Philippines	5	0.6%
17	Singapore	5	0.6%
18	Thailand	5	0.6%
19	Ukraine	5	0.6%
20	Syrian Arab Republic	4	0.5%
21	South Africa	4	0.5%
22	Saudi Arabia	4	0.5%
23	Romania	4	0.5%
24	Malaysia	4	0.5%
25	Argentina	4	0.5%
26	Cyprus	4	0.5%
27	Ecuador	3	0.4%
28	Mauritius	3	0.4%
29	Israel	3	0.4%
30	Taiwan	3	0.4%
31	Uzbekistan	3	0.4%
32	Zimbabwe	2	0.3%
33	Jordan	2	0.3%
34	Mongolia	2	0.3%
35	Korea, Republic of	2	0.3%
36	Sri Lanka	2	0.3%
37	Egypt	2	0.3%
38	Denmark	2	0.3%
39	Austria	2	0.3%
40	Albania	1	0.1%
41	Algeria	1	0.1%
42	Ghana	1	0.1%
43	Hong Kong	1	0.1%
44	Serbia	1	0.1%
45	Lithuania	1	0.1%
46	Kenya	1	0.1%
47	United Arab Emirates	1	0.1%