Rank	Countries/Territories	Count	Percent
1	United States	549	37%
2	China	427	28.8%
3	Germany	90	6.1%
4	Korea, Republic of	59	4%
5	Japan	49	3.3%
6	Netherlands	48	3.2%
7	Canada	39	2.6%
8	United Kingdom	25	1.7%
9	India	23	1.5%
10	Australia	22	1.5%
11	France	20	1.3%
12	Russia	19	1.3%
13	Cyprus	12	0.8%
14	Malaysia	10	0.7%
15	Singapore	9	0.6%
16	Hong Kong	8	0.5%
17	Ireland	7	0.5%
18	Sweden	7	0.5%
19	Egypt	6	0.4%
20	Czech Republic	5	0.3%
21	Italy	4	0.3%
22	Taiwan	4	0.3%
23	Spain	4	0.3%
24	Turkey	4	0.3%
25	Switzerland	3	0.2%
26	Mongolia	3	0.2%
27	Norway	3	0.2%
28	Poland	3	0.2%
29	Romania	3	0.2%
30	Hungary	3	0.2%
31	Iran, Islamic Republic of	2	0.1%
32	Israel	2	0.1%
33	Finland	2	0.1%
34	Argentina	2	0.1%
35	Tunisia	2	0.1%
36	South Africa	2	0.1%
37	Lithuania	1	0.1%
38	Austria	1	0.1%
39	Brazil	1	0.1%
40	Ukraine	1	0.1%