Rank	Countries/Territories	Count	Percent
1	United States	403	23.1%
2	China	401	23%
3	Japan	332	19.1%
4	Germany	150	8.6%
5	Singapore	70	4%
6	Netherlands	54	3.1%
7	Russia	52	3%
8	India	43	2.5%
9	Canada	27	1.5%
10	Taiwan	26	1.5%
11	France	21	1.2%
12	Korea, Republic of	21	1.2%
13	Ireland	18	1%
14	Hong Kong	9	0.5%
15	Egypt	9	0.5%
16	United Kingdom	9	0.5%
17	Indonesia	7	0.4%
18	Iraq	7	0.4%
19	Norway	6	0.3%
20	Greece	6	0.3%
21	Switzerland	6	0.3%
22	Ukraine	6	0.3%
23	Cyprus	5	0.3%
24	Philippines	5	0.3%
25	Mexico	5	0.3%
26	Cameroon	4	0.2%
27	Australia	3	0.2%
28	Iran, Islamic Republic of	3	0.2%
29	Romania	3	0.2%
30	Spain	3	0.2%
31	Turkey	3	0.2%
32	Sweden	2	0.1%
33	Viet Nam	2	0.1%
34	Poland	2	0.1%
35	Lebanon	2	0.1%
36	Bangladesh	2	0.1%
37	Bosnia and Herzegovina	2	0.1%
38	Argentina	2	0.1%
39	Denmark	2	0.1%
40	Brazil	1	0.1%
41	Belgium	1	0.1%
42	Estonia	1	0.1%
43	Ethiopia	1	0.1%
44	Nigeria	1	0.1%
45	Italy	1	0.1%
46	Peru	1	0.1%
47	Sri Lanka	1	0.1%
48	United Arab Emirates	1	0.1%