Rank	Countries/Territories	Count	Percent
1	United States	236	38.2%
2	China	151	24.4%
3	Germany	82	13.3%
4	France	33	5.3%
5		23	3.7%
6	Japan	16	2.6%
7	Netherlands	16	2.6%
8	Singapore	10	1.6%
9	United Kingdom	7	1.1%
10	Korea, Republic of	7	1.1%
11	Ireland	6	1%
12	India	6	1%
13	Iran, Islamic Republic of	5	0.8%
14	Cyprus	3	0.5%
15	Russia	3	0.5%
16	Taiwan	2	0.3%
17	Egypt	2	0.3%
18	Hong Kong	2	0.3%
19	Italy	2	0.3%
20	Finland	1	0.2%
21	Argentina	1	0.2%
22	Belgium	1	0.2%
23	Bulgaria	1	0.2%
24	Canada	1	0.2%
25	Switzerland	1	0.2%