Rank	Countries/Territories	Count	Percent
1	United States	285	33.3%
2	China	267	31.2%
3	Germany	54	6.3%
4	Argentina	39	4.6%
5	Japan	32	3.7%
6	France	21	2.5%
7	Hong Kong	19	2.2%
8	Singapore	15	1.8%
9	Australia	13	1.5%
10	Canada	11	1.3%
11	Egypt	10	1.2%
12	India	9	1.1%
13	Netherlands	9	1.1%
14	Romania	9	1.1%
15	Cyprus	7	0.8%
16	Brazil	7	0.8%
17	Morocco	6	0.7%
18	Ukraine	5	0.6%
19	United Kingdom	3	0.4%
20	Korea, Republic of	3	0.4%
21	Viet Nam	3	0.4%
22	Latvia	2	0.2%
23	Mali	2	0.2%
24	Mexico	2	0.2%
25	Ireland	2	0.2%
26	Jordan	2	0.2%
27	Philippines	2	0.2%
28	Bangladesh	2	0.2%
29	Chile	2	0.2%
30	Colombia	2	0.2%
31	Greece	2	0.2%
32	Guyana	1	0.1%
33	Iran, Islamic Republic of	1	0.1%
34	Denmark	1	0.1%
35	Ecuador	1	0.1%
36	Cambodia	1	0.1%
37	Russia	1	0.1%
38	Sweden	1	0.1%
39	Uganda	1	0.1%
40	Mongolia	1	0.1%