Rank	Countries/Territories	Count	Percent
1	United States	490	41.4%
2	China	315	26.6%
3	Germany	90	7.6%
4	Russia	46	3.9%
5	United Kingdom	42	3.5%
6	Japan	42	3.5%
7	Singapore	35	3%
8	Netherlands	21	1.8%
9	Sweden	14	1.2%
10	Hong Kong	11	0.9%
11	France	10	0.8%
12	Brazil	6	0.5%
13	Australia	4	0.3%
14	Hungary	4	0.3%
15	India	4	0.3%
16	Iran, Islamic Republic of	3	0.3%
17	Korea, Republic of	3	0.3%
18	Croatia	3	0.3%
19	Taiwan	3	0.3%
20	South Africa	3	0.3%
21	Norway	3	0.3%
22	Argentina	3	0.3%
23	Ethiopia	3	0.3%
24	Viet Nam	3	0.3%
25	Saint Vincent and The Grenadines	2	0.2%
26	Pakistan	2	0.2%
27	Poland	2	0.2%
28	Ukraine	2	0.2%
29	Cyprus	2	0.2%
30	Malaysia	2	0.2%
31	Mexico	2	0.2%
32	Morocco	1	0.1%
33	Ireland	1	0.1%
34	Italy	1	0.1%
35	Egypt	1	0.1%
36	Bangladesh	1	0.1%
37	Canada	1	0.1%
38	Switzerland	1	0.1%
39	Portugal	1	0.1%
40	Puerto Rico	1	0.1%