Rank	Countries/Territories	Count	Percent
1	United States	216	42.1%
2	China	117	22.8%
3	Germany	78	15.2%
4	Japan	33	6.4%
5	Canada	16	3.1%
6	Korea, Republic of	5	1%
7	Netherlands	5	1%
8	Poland	5	1%
9	Singapore	5	1%
10	Cyprus	4	0.8%
11	Italy	4	0.8%
12	Taiwan	3	0.6%
13	Australia	3	0.6%
14	Bangladesh	3	0.6%
15	India	3	0.6%
16	Ireland	2	0.4%
17	Switzerland	2	0.4%
18	Russia	2	0.4%
19	France	2	0.4%
20	Hong Kong	2	0.4%
21	Belgium	1	0.2%
22	Argentina	1	0.2%
23	Latvia	1	0.2%