Rank	Countries/Territories	Count	Percent
1	United States	128	34.9%
2	China	123	33.5%
3	Germany	36	9.8%
4		14	3.8%
5	Canada	10	2.7%
6	Iran, Islamic Republic of	7	1.9%
7	Japan	7	1.9%
8	United Kingdom	6	1.6%
9	France	6	1.6%
10	Australia	6	1.6%
11	Cyprus	5	1.4%
12	India	5	1.4%
13	Netherlands	5	1.4%
14	Philippines	2	0.5%
15	Singapore	2	0.5%
16	Brazil	2	0.5%
17	Egypt	1	0.3%
18	Malaysia	1	0.3%
19	Ireland	1	0.3%