Rank	Countries/Territories	Count	Percent
1	United States	400	42.1%
2	China	262	27.6%
3	Germany	88	9.3%
4	Singapore	28	3%
5	Iran, Islamic Republic of	24	2.5%
6	United Kingdom	13	1.4%
7	Japan	12	1.3%
8	Denmark	11	1.2%
9	Canada	10	1.1%
10	Russia	9	0.9%
11	France	8	0.8%
12	Korea, Republic of	7	0.7%
13	Netherlands	7	0.7%
14	Lithuania	6	0.6%
15	Spain	6	0.6%
16	India	6	0.6%
17	Hong Kong	5	0.5%
18	Belgium	5	0.5%
19	Australia	5	0.5%
20	Norway	4	0.4%
21	United Arab Emirates	4	0.4%
22	Sweden	3	0.3%
23	Ireland	3	0.3%
24	Croatia	3	0.3%
25	Cyprus	3	0.3%
26	Bulgaria	2	0.2%
27	Bangladesh	2	0.2%
28	Argentina	2	0.2%
29	Armenia	2	0.2%
30	Italy	2	0.2%
31	Kazakhstan	2	0.2%
32	Poland	2	0.2%
33	Malaysia	1	0.1%
34	Nigeria	1	0.1%
35	Iraq	1	0.1%