Rank	Countries/Territories	Count	Percent
1	United States	450	29.6%
2	China	379	25%
3	Japan	259	17.1%
4	Germany	72	4.7%
5	Singapore	62	4.1%
6	Spain	35	2.3%
7	France	27	1.8%
8	India	25	1.6%
9	Netherlands	18	1.2%
10	Canada	17	1.1%
11	Korea, Republic of	16	1.1%
12	United Kingdom	16	1.1%
13	Australia	10	0.7%
14	Hong Kong	9	0.6%
15	Taiwan	9	0.6%
16	Ukraine	8	0.5%
17	Viet Nam	8	0.5%
18	Ecuador	8	0.5%
19	Indonesia	7	0.5%
20	Ireland	7	0.5%
21	Poland	6	0.4%
22	Russia	5	0.3%
23	Argentina	5	0.3%
24	Brazil	5	0.3%
25	Cyprus	4	0.3%
26	Nigeria	4	0.3%
27	Mexico	4	0.3%
28	Iraq	3	0.2%
29	Philippines	3	0.2%
30	Saudi Arabia	3	0.2%
31	South Africa	3	0.2%
32	Bangladesh	3	0.2%
33	Belgium	3	0.2%
34	Ghana	3	0.2%
35	Tunisia	3	0.2%
36	Turkey	2	0.1%
37	Iran, Islamic Republic of	2	0.1%
38	Albania	2	0.1%
39	Serbia	2	0.1%
40	Romania	2	0.1%
41	Morocco	2	0.1%
42	Luxembourg	2	0.1%
43	Malaysia	2	0.1%
44	Greece	1	0.1%
45	Ethiopia	1	0.1%
46	Finland	1	0.1%
47	Switzerland	1	0.1%