Rank	Countries/Territories	Count	Percent
1	United States	474	39.5%
2	China	297	24.8%
3	Germany	81	6.8%
4	India	51	4.2%
5	France	49	4.1%
6	Argentina	48	4%
7	Canada	40	3.3%
8	Netherlands	14	1.2%
9	Australia	12	1%
10		10	0.8%
11	Turkey	10	0.8%
12	Ireland	9	0.8%
13	Serbia	8	0.7%
14	United Kingdom	8	0.7%
15	Italy	7	0.6%
16	Japan	7	0.6%
17	Palestine, State of	6	0.5%
18	Cyprus	6	0.5%
19	Greece	6	0.5%
20	Norway	5	0.4%
21	Romania	5	0.4%
22	Russia	4	0.3%
23	Mexico	4	0.3%
24	Mongolia	3	0.2%
25	Hong Kong	3	0.2%
26	Colombia	3	0.2%
27	Sudan	3	0.2%
28	Saudi Arabia	2	0.2%
29	Belgium	2	0.2%
30	Iran, Islamic Republic of	2	0.2%
31	Iraq	2	0.2%
32	New Zealand	2	0.2%
33	Malaysia	2	0.2%
34	Peru	2	0.2%
35	Singapore	2	0.2%
36	Slovakia	2	0.2%
37	Slovenia	2	0.2%
38	South Africa	2	0.2%
39	Israel	1	0.1%
40	Indonesia	1	0.1%
41	Hungary	1	0.1%
42	Bangladesh	1	0.1%
43	Ukraine	1	0.1%