Rank	Countries/Territories	Count	Percent
1	United States	672	42.8%
2	China	412	26.2%
3	Germany	168	10.7%
4	Canada	45	2.9%
5	France	38	2.4%
6	Japan	30	1.9%
7	Netherlands	22	1.4%
8	India	19	1.2%
9	Korea, Republic of	16	1%
10	Argentina	14	0.9%
11	Cyprus	12	0.8%
12	Singapore	10	0.6%
13	Indonesia	9	0.6%
14	Australia	9	0.6%
15	Ukraine	9	0.6%
16	Mexico	8	0.5%
17	Iceland	7	0.4%
18	Portugal	7	0.4%
19	Ireland	6	0.4%
20	Ethiopia	6	0.4%
21	Hong Kong	5	0.3%
22	Colombia	5	0.3%
23	Mongolia	4	0.3%
24	Russia	4	0.3%
25	United Kingdom	4	0.3%
26	Malaysia	3	0.2%
27	New Zealand	3	0.2%
28		3	0.2%
29	Bangladesh	3	0.2%
30	Bulgaria	2	0.1%
31	Georgia	2	0.1%
32	Finland	2	0.1%
33	Spain	2	0.1%
34	Sweden	2	0.1%
35	Lithuania	2	0.1%
36	Switzerland	1	0.1%
37	Taiwan	1	0.1%
38	Norway	1	0.1%
39	Czech Republic	1	0.1%
40	Egypt	1	0.1%
41	Brazil	1	0.1%