Rank	Countries/Territories	Count	Percent
1	United States	335	45.1%
2	China	171	23%
3	Germany	52	7%
4	France	17	2.3%
5	Argentina	15	2%
6	Netherlands	15	2%
7	Singapore	11	1.5%
8	Russia	9	1.2%
9	Taiwan	9	1.2%
10	United Kingdom	8	1.1%
11	Iran, Islamic Republic of	8	1.1%
12	Japan	8	1.1%
13	Korea, Republic of	8	1.1%
14	Australia	8	1.1%
15	Canada	7	0.9%
16	Romania	5	0.7%
17	Spain	5	0.7%
18	Indonesia	4	0.5%
19	Croatia	3	0.4%
20	Cyprus	3	0.4%
21	Bangladesh	3	0.4%
22	Peru	3	0.4%
23	Jamaica	3	0.4%
24	Sweden	3	0.4%
25	Ukraine	3	0.4%
26	Pakistan	2	0.3%
27	Mauritius	2	0.3%
28	Iraq	2	0.3%
29	Ireland	2	0.3%
30	Belgium	2	0.3%
31	Austria	2	0.3%
32	Colombia	2	0.3%
33	Denmark	2	0.3%
34	Egypt	2	0.3%
35	Hong Kong	1	0.1%
36	Algeria	1	0.1%
37	Italy	1	0.1%
38	Mexico	1	0.1%
39	Mongolia	1	0.1%
40	Norway	1	0.1%
41	Slovenia	1	0.1%
42	Switzerland	1	0.1%