Rank	Countries/Territories	Count	Percent
1	United States	264	40.1%
2	China	107	16.3%
3	Germany	80	12.2%
4	Japan	31	4.7%
5	Korea, Republic of	24	3.6%
6	Ireland	22	3.3%
7	India	15	2.3%
8	Russia	14	2.1%
9	Netherlands	10	1.5%
10	France	10	1.5%
11	Hong Kong	8	1.2%
12	Senegal	8	1.2%
13	Brazil	7	1.1%
14	United Kingdom	6	0.9%
15	Sweden	5	0.8%
16	Iran, Islamic Republic of	5	0.8%
17	Taiwan	4	0.6%
18	Poland	4	0.6%
19	Canada	4	0.6%
20	Belgium	3	0.5%
21	Cyprus	3	0.5%
22	Malaysia	3	0.5%
23	Singapore	3	0.5%
24	Spain	2	0.3%
25	Switzerland	2	0.3%
26	Macao	2	0.3%
27	Portugal	2	0.3%
28	Armenia	2	0.3%
29	Israel	2	0.3%
30	Jordan	1	0.2%
31	Indonesia	1	0.2%
32	Australia	1	0.2%
33	Romania	1	0.2%
34	Norway	1	0.2%
35	Moldova, Republic of	1	0.2%