Rank	Countries/Territories	Count	Percent
1	United States	456	45%
2	China	146	14.4%
3	Germany	128	12.6%
4	India	53	5.2%
5	France	40	3.9%
6	Poland	35	3.5%
7	Canada	26	2.6%
8	Netherlands	19	1.9%
9	Brazil	11	1.1%
10	Singapore	10	1%
11	Japan	9	0.9%
12	Cyprus	7	0.7%
13	Ecuador	6	0.6%
14	Korea, Republic of	6	0.6%
15	Portugal	6	0.6%
16	South Africa	5	0.5%
17	Ethiopia	5	0.5%
18	Iran, Islamic Republic of	5	0.5%
19	Russia	4	0.4%
20	Sweden	4	0.4%
21	Ukraine	3	0.3%
22	United Kingdom	3	0.3%
23	Norway	3	0.3%
24	Ireland	3	0.3%
25	Greece	3	0.3%
26	Argentina	3	0.3%
27	Australia	3	0.3%
28	Bangladesh	2	0.2%
29	Egypt	2	0.2%
30	Indonesia	2	0.2%
31	Oman	2	0.2%
32	Spain	1	0.1%
33	Turkey	1	0.1%
34	Cuba	1	0.1%