Rank	Countries/Territories	Count	Percent
1	United States	599	34.4%
2	China	499	28.6%
3	Japan	202	11.6%
4	Germany	148	8.5%
5	Singapore	47	2.7%
6	Netherlands	45	2.6%
7	France	39	2.2%
8	Turkey	13	0.7%
9	United Kingdom	13	0.7%
10	Australia	11	0.6%
11	Ireland	9	0.5%
12	Israel	9	0.5%
13	Italy	8	0.5%
14	Canada	8	0.5%
15	Cyprus	7	0.4%
16	Argentina	6	0.3%
17	India	6	0.3%
18	Ukraine	6	0.3%
19	Hungary	4	0.2%
20	Latvia	4	0.2%
21	Philippines	4	0.2%
22	Puerto Rico	4	0.2%
23	Russia	3	0.2%
24	Nigeria	3	0.2%
25	Iran, Islamic Republic of	3	0.2%
26	Libya	3	0.2%
27	Malaysia	3	0.2%
28	Korea, Republic of	3	0.2%
29	Czech Republic	3	0.2%
30	Brazil	2	0.1%
31	Bulgaria	2	0.1%
32	Finland	2	0.1%
33	Mongolia	2	0.1%
34	Uganda	2	0.1%
35	Taiwan	2	0.1%
36	Thailand	2	0.1%
37	South Africa	2	0.1%
38	Sweden	2	0.1%
39	Switzerland	1	0.1%
40	Slovenia	1	0.1%
41	United Arab Emirates	1	0.1%
42	Viet Nam	1	0.1%
43	Norway	1	0.1%
44	Serbia	1	0.1%
45	Romania	1	0.1%
46	Mauritius	1	0.1%
47	Mexico	1	0.1%
48	Indonesia	1	0.1%
49	Georgia	1	0.1%
50	Hong Kong	1	0.1%
51	Egypt	1	0.1%