Rank	Countries/Territories	Count	Percent
1	United States	240	45.3%
2	China	110	20.8%
3	Germany	73	13.8%
4	Korea, Republic of	20	3.8%
5	Japan	15	2.8%
6	Egypt	8	1.5%
7	Canada	7	1.3%
8	Netherlands	6	1.1%
9	Mexico	6	1.1%
10	Thailand	5	0.9%
11	France	4	0.8%
12	Greece	4	0.8%
13	Hong Kong	4	0.8%
14	Ireland	3	0.6%
15	United Kingdom	3	0.6%
16	Ukraine	2	0.4%
17	Mongolia	2	0.4%
18	Russia	2	0.4%
19	Jordan	2	0.4%
20	India	2	0.4%
21	Cyprus	2	0.4%
22	Argentina	2	0.4%
23	Australia	2	0.4%
24	Malaysia	1	0.2%
25	Singapore	1	0.2%
26	Switzerland	1	0.2%
27	Norway	1	0.2%
28	Pakistan	1	0.2%
29	Portugal	1	0.2%