Rank	Countries/Territories	Count	Percent
1	United States	709	47.8%
2	China	344	23.2%
3	Germany	154	10.4%
4	France	64	4.3%
5	Argentina	47	3.2%
6	Canada	23	1.6%
7	Australia	22	1.5%
8	Japan	18	1.2%
9	United Kingdom	14	0.9%
10	Cyprus	10	0.7%
11	Netherlands	9	0.6%
12	Singapore	7	0.5%
13	Denmark	7	0.5%
14	Iran, Islamic Republic of	6	0.4%
15	Czech Republic	5	0.3%
16	Brazil	5	0.3%
17	India	4	0.3%
18	Latvia	4	0.3%
19	Mexico	3	0.2%
20	Bangladesh	3	0.2%
21	Hong Kong	2	0.1%
22	Mongolia	2	0.1%
23	Malaysia	2	0.1%
24	Spain	2	0.1%
25	Switzerland	2	0.1%
26	Taiwan	2	0.1%
27	Turkey	2	0.1%
28	Ukraine	2	0.1%
29	Norway	2	0.1%
30	Italy	2	0.1%
31	Pakistan	1	0.1%
32	Ireland	1	0.1%
33	Austria	1	0.1%
34	Colombia	1	0.1%