Rank	Countries/Territories	Count	Percent
1	United States	266	35.9%
2	China	211	28.5%
3	Germany	77	10.4%
4	France	42	5.7%
5	Iran, Islamic Republic of	25	3.4%
6	Korea, Republic of	23	3.1%
7	Japan	22	3%
8	Netherlands	7	0.9%
9	Singapore	7	0.9%
10	Spain	7	0.9%
11	Malaysia	6	0.8%
12	India	6	0.8%
13	Australia	6	0.8%
14	Cyprus	5	0.7%
15	Italy	5	0.7%
16	Canada	4	0.5%
17	Indonesia	3	0.4%
18	Kuwait	3	0.4%
19	Taiwan	3	0.4%
20	Turkey	2	0.3%
21	Switzerland	2	0.3%
22	Egypt	2	0.3%
23	Argentina	2	0.3%
24	Hong Kong	1	0.1%
25	Philippines	1	0.1%
26	Portugal	1	0.1%
27	United Kingdom	1	0.1%