Rank	Countries/Territories	Count	Percent
1	United States	430	48.3%
2	China	198	22.2%
3	Germany	111	12.5%
4	Iran, Islamic Republic of	19	2.1%
5	Japan	18	2%
6	Korea, Republic of	14	1.6%
7	Singapore	14	1.6%
8	Netherlands	13	1.5%
9	Italy	13	1.5%
10	India	11	1.2%
11	France	8	0.9%
12	Ireland	7	0.8%
13	Philippines	4	0.4%
14	Switzerland	4	0.4%
15	United Kingdom	3	0.3%
16	Spain	3	0.3%
17	Hong Kong	3	0.3%
18	Colombia	3	0.3%
19	Cyprus	2	0.2%
20	Australia	2	0.2%
21	Belgium	2	0.2%
22	Canada	2	0.2%
23	Sweden	2	0.2%
24	Argentina	1	0.1%
25	Czech Republic	1	0.1%
26	Israel	1	0.1%
27	Lithuania	1	0.1%