Rank	Countries/Territories	Count	Percent
1	United States	251	35.4%
2	China	170	23.9%
3	Germany	113	15.9%
4		31	4.4%
5	India	18	2.5%
6	Brazil	16	2.3%
7	Korea, Republic of	14	2%
8	United Kingdom	11	1.5%
9	Canada	10	1.4%
10	Ireland	10	1.4%
11	Netherlands	8	1.1%
12	Singapore	7	1%
13	Japan	7	1%
14	Cyprus	6	0.8%
15	Lebanon	6	0.8%
16	Serbia	3	0.4%
17	France	3	0.4%
18	Australia	3	0.4%
19	Ecuador	2	0.3%
20	Egypt	2	0.3%
21	Iran, Islamic Republic of	2	0.3%
22	Greece	2	0.3%
23	Hong Kong	2	0.3%
24	Poland	2	0.3%
25	Yemen	2	0.3%
26	Malaysia	2	0.3%
27	Norway	1	0.1%
28	Slovakia	1	0.1%
29	Switzerland	1	0.1%
30	Ukraine	1	0.1%
31	Belgium	1	0.1%
32	Bosnia and Herzegovina	1	0.1%
33	Argentina	1	0.1%