Rank	Countries/Territories	Count	Percent
1	United States	627	38.5%
2	China	340	20.9%
3	Germany	172	10.6%
4	Argentina	77	4.7%
5	Russia	63	3.9%
6	India	40	2.5%
7	Canada	39	2.4%
8	France	34	2.1%
9	New Zealand	34	2.1%
10	Netherlands	25	1.5%
11	Japan	24	1.5%
12	Denmark	23	1.4%
13	Ireland	18	1.1%
14	Hong Kong	14	0.9%
15	Turkey	14	0.9%
16	United Kingdom	14	0.9%
17	Cyprus	12	0.7%
18	Lithuania	10	0.6%
19	Australia	7	0.4%
20	Singapore	6	0.4%
21	Palestine, State of	5	0.3%
22	Spain	3	0.2%
23	Ukraine	3	0.2%
24	Taiwan	3	0.2%
25	Bangladesh	3	0.2%
26	Latvia	3	0.2%
27	Romania	3	0.2%
28	Brazil	2	0.1%
29	Thailand	2	0.1%
30	Sweden	2	0.1%
31	Poland	2	0.1%
32	Norway	1	0.1%
33	Mongolia	1	0.1%
34	Togo	1	0.1%
35	Croatia	1	0.1%
36	Israel	1	0.1%
37	Egypt	1	0.1%