Rank	Countries/Territories	Count	Percent
1	United States	317	42.1%
2	China	243	32.3%
3	Japan	57	7.6%
4	Germany	50	6.6%
5	France	17	2.3%
6		9	1.2%
7	Netherlands	8	1.1%
8	Iran, Islamic Republic of	7	0.9%
9	Australia	6	0.8%
10	Cyprus	6	0.8%
11	Singapore	5	0.7%
12	Hong Kong	4	0.5%
13	Brazil	3	0.4%
14	Latvia	3	0.4%
15	Lithuania	3	0.4%
16	Mongolia	3	0.4%
17	Canada	2	0.3%
18	Spain	2	0.3%
19	United Kingdom	2	0.3%
20	Romania	2	0.3%
21	Russia	1	0.1%
22	Argentina	1	0.1%
23	India	1	0.1%
24	Norway	1	0.1%