Rank	Countries/Territories	Count	Percent
1	United States	342	47.4%
2	China	151	20.9%
3	Germany	80	11.1%
4	India	23	3.2%
5	Argentina	21	2.9%
6	Pakistan	19	2.6%
7	Netherlands	11	1.5%
8	France	10	1.4%
9	Japan	8	1.1%
10	Canada	7	1%
11	United Kingdom	6	0.8%
12	Cyprus	5	0.7%
13	Tanzania, United Republic of	4	0.6%
14	Spain	3	0.4%
15	Philippines	3	0.4%
16	Ukraine	3	0.4%
17	Brazil	3	0.4%
18	Malaysia	3	0.4%
19	Ethiopia	3	0.4%
20	Egypt	2	0.3%
21	Indonesia	2	0.3%
22	Australia	2	0.3%
23	Colombia	2	0.3%
24	Saudi Arabia	2	0.3%
25	Singapore	1	0.1%
26	Taiwan	1	0.1%
27	Turkey	1	0.1%
28	Czech Republic	1	0.1%
29	Bangladesh	1	0.1%
30	Mongolia	1	0.1%
31	Norway	1	0.1%