Rank	Countries/Territories	Count	Percent
1	United States	330	41.3%
2	China	273	34.2%
3	Germany	80	10%
4	Netherlands	18	2.3%
5	France	13	1.6%
6		12	1.5%
7	Canada	10	1.3%
8	Ireland	10	1.3%
9	Japan	10	1.3%
10	Portugal	7	0.9%
11	Hong Kong	6	0.8%
12	India	6	0.8%
13	Cyprus	4	0.5%
14	Iran, Islamic Republic of	2	0.3%
15	Jordan	2	0.3%
16	Lithuania	2	0.3%
17	Singapore	2	0.3%
18	Spain	2	0.3%
19	Switzerland	1	0.1%
20	United Kingdom	1	0.1%
21	Norway	1	0.1%
22	Philippines	1	0.1%
23	Slovenia	1	0.1%
24	South Africa	1	0.1%
25	Malaysia	1	0.1%
26	Israel	1	0.1%
27	Argentina	1	0.1%
28	Australia	1	0.1%