Rank	Countries/Territories	Count	Percent
1	United States	480	39.9%
2	China	385	32%
3	Germany	107	8.9%
4	Singapore	28	2.3%
5	Iran, Islamic Republic of	24	2%
6	Japan	18	1.5%
7	United Kingdom	17	1.4%
8	India	12	1%
9	Canada	11	0.9%
10	Denmark	11	0.9%
11	Russia	9	0.7%
12	France	8	0.7%
13	Belgium	7	0.6%
14	Korea, Republic of	7	0.6%
15	Netherlands	7	0.6%
16	Spain	6	0.5%
17	Lithuania	6	0.5%
18	Australia	6	0.5%
19	Hong Kong	6	0.5%
20	Cyprus	5	0.4%
21	Ireland	4	0.3%
22	Norway	4	0.3%
23	United Arab Emirates	4	0.3%
24	Sweden	3	0.2%
25	Switzerland	3	0.2%
26	Indonesia	3	0.2%
27	Croatia	3	0.2%
28	Bulgaria	2	0.2%
29	Bangladesh	2	0.2%
30	Argentina	2	0.2%
31	Armenia	2	0.2%
32	Poland	2	0.2%
33	Italy	2	0.2%
34	Kazakhstan	2	0.2%
35	Turkey	2	0.2%
36	Malaysia	1	0.1%
37	Iraq	1	0.1%
38	Nigeria	1	0.1%
39	Taiwan	1	0.1%