Rank	Countries/Territories	Count	Percent
1	United States	352	47.4%
2	China	221	29.8%
3	Germany	39	5.3%
4	Korea, Republic of	17	2.3%
5	Australia	16	2.2%
6	Slovenia	13	1.8%
7	Canada	11	1.5%
8	Netherlands	11	1.5%
9	Japan	10	1.3%
10	Brazil	8	1.1%
11	United Kingdom	7	0.9%
12	France	6	0.8%
13	India	4	0.5%
14	Taiwan	3	0.4%
15	Spain	2	0.3%
16	Switzerland	2	0.3%
17	Romania	2	0.3%
18	Ireland	2	0.3%
19	Israel	2	0.3%
20	Macao	2	0.3%
21	Finland	2	0.3%
22	Greece	2	0.3%
23	Cyprus	1	0.1%
24	Malaysia	1	0.1%
25	Norway	1	0.1%
26	Panama	1	0.1%
27	Russia	1	0.1%
28	Saudi Arabia	1	0.1%
29	Singapore	1	0.1%
30	Ukraine	1	0.1%