Rank	Countries/Territories	Count	Percent
1	United States	280	37.4%
2	China	241	32.2%
3	Germany	70	9.4%
4	Ireland	18	2.4%
5	France	18	2.4%
6	Japan	15	2%
7	Spain	12	1.6%
8	India	10	1.3%
9	Australia	9	1.2%
10	Singapore	8	1.1%
11	Canada	7	0.9%
12	Cyprus	7	0.9%
13	United Kingdom	5	0.7%
14	Taiwan	5	0.7%
15	Ukraine	4	0.5%
16	Russia	4	0.5%
17	Iran, Islamic Republic of	4	0.5%
18	Netherlands	4	0.5%
19	Hong Kong	3	0.4%
20	Switzerland	3	0.4%
21	United Arab Emirates	3	0.4%
22	Pakistan	2	0.3%
23	Argentina	2	0.3%
24	Belgium	2	0.3%
25	Brazil	2	0.3%
26	New Zealand	2	0.3%
27	Korea, Republic of	2	0.3%
28	Malaysia	1	0.1%
29	Mexico	1	0.1%
30	Norway	1	0.1%
31	Romania	1	0.1%
32	Sweden	1	0.1%
33	Turkey	1	0.1%