Rank	Countries/Territories	Count	Percent
1	United States	341	38%
2	China	226	25.2%
3	Germany	85	9.5%
4	India	46	5.1%
5	Japan	28	3.1%
6	Iran, Islamic Republic of	23	2.6%
7	Ireland	14	1.6%
8	Netherlands	14	1.6%
9	Korea, Republic of	13	1.4%
10	Canada	13	1.4%
11	France	11	1.2%
12	United Kingdom	10	1.1%
13	Singapore	10	1.1%
14	Australia	9	1%
15	Egypt	7	0.8%
16	United Arab Emirates	6	0.7%
17	Norway	6	0.7%
18	Cyprus	5	0.6%
19	Saudi Arabia	4	0.4%
20	Taiwan	3	0.3%
21	Sweden	3	0.3%
22	Switzerland	2	0.2%
23	Spain	2	0.2%
24	Libya	2	0.2%
25	Belgium	2	0.2%
26	Finland	2	0.2%
27	Kenya	2	0.2%
28	Indonesia	2	0.2%
29	Guatemala	1	0.1%
30	Israel	1	0.1%
31	Ethiopia	1	0.1%
32	Brazil	1	0.1%
33	Mongolia	1	0.1%
34	Poland	1	0.1%
35	Romania	1	0.1%