Rank	Countries/Territories	Count	Percent
1	United States	1133	55.2%
2	China	276	13.4%
3	Japan	189	9.2%
4	Germany	58	2.8%
5	Singapore	51	2.5%
6	India	46	2.2%
7	Italy	32	1.6%
8	Netherlands	29	1.4%
9	Canada	27	1.3%
10	United Kingdom	25	1.2%
11	Australia	17	0.8%
12	Russia	16	0.8%
13	Korea, Republic of	14	0.7%
14	Ireland	12	0.6%
15	Iran, Islamic Republic of	11	0.5%
16	Brazil	11	0.5%
17	France	8	0.4%
18	Spain	8	0.4%
19	Denmark	7	0.3%
20	Hong Kong	6	0.3%
21	Sweden	6	0.3%
22	Romania	6	0.3%
23	Taiwan	6	0.3%
24	Turkey	5	0.2%
25	Poland	4	0.2%
26	Greece	4	0.2%
27	Egypt	4	0.2%
28	Austria	4	0.2%
29	Norway	3	0.1%
30	Portugal	3	0.1%
31	Switzerland	3	0.1%
32	Ukraine	3	0.1%
33	Viet Nam	2	0.1%
34	Saudi Arabia	2	0.1%
35	Nicaragua	2	0.1%
36	Israel	2	0.1%
37	Indonesia	2	0.1%
38	Bangladesh	2	0.1%
39	Argentina	2	0.1%
40	Colombia	1	0%
41	Belgium	1	0%
42	Finland	1	0%
43	Ghana	1	0%
44	Iraq	1	0%
45	Latvia	1	0%
46	Lebanon	1	0%
47	Malaysia	1	0%
48	Mauritius	1	0%
49	New Zealand	1	0%
50	Oman	1	0%
51	Syrian Arab Republic	1	0%
52	Thailand	1	0%