Rank	Countries/Territories	Count	Percent
1	China	375	35.2%
2	United States	335	31.5%
3	Germany	110	10.3%
4	Canada	42	3.9%
5		31	2.9%
6	France	27	2.5%
7	Japan	16	1.5%
8	Netherlands	14	1.3%
9	Iran, Islamic Republic of	12	1.1%
10	Singapore	10	0.9%
11	Norway	8	0.8%
12	Korea, Republic of	6	0.6%
13	India	6	0.6%
14	South Africa	6	0.6%
15	United Kingdom	6	0.6%
16	Taiwan	6	0.6%
17	Ireland	6	0.6%
18	Jamaica	5	0.5%
19	Cyprus	4	0.4%
20	Argentina	4	0.4%
21	Australia	4	0.4%
22	Russia	4	0.4%
23	Egypt	3	0.3%
24	Hong Kong	2	0.2%
25	Bangladesh	2	0.2%
26	Colombia	2	0.2%
27	Croatia	2	0.2%
28	Brazil	2	0.2%
29	Serbia	2	0.2%
30	Turkey	2	0.2%
31	Mongolia	2	0.2%
32	Poland	2	0.2%
33	Puerto Rico	1	0.1%
34	Peru	1	0.1%
35	Malaysia	1	0.1%
36	Ukraine	1	0.1%
37	Switzerland	1	0.1%
38	Cambodia	1	0.1%
39	Belgium	1	0.1%