Rank	Countries/Territories	Count	Percent
1	United States	559	31.2%
2	Japan	405	22.6%
3	China	344	19.2%
4	Singapore	82	4.6%
5	Germany	59	3.3%
6	United Kingdom	38	2.1%
7	India	35	2%
8	Canada	34	1.9%
9	Indonesia	27	1.5%
10	Ireland	11	0.6%
11	Slovakia	11	0.6%
12	Spain	11	0.6%
13	Russia	10	0.6%
14	Netherlands	10	0.6%
15	Iran, Islamic Republic of	10	0.6%
16	Australia	10	0.6%
17	Italy	9	0.5%
18	Philippines	9	0.5%
19	Norway	8	0.4%
20	Thailand	8	0.4%
21	Egypt	7	0.4%
22	El Salvador	7	0.4%
23	Cyprus	6	0.3%
24	France	5	0.3%
25	Turkey	5	0.3%
26	South Africa	5	0.3%
27	Sweden	5	0.3%
28	Syrian Arab Republic	4	0.2%
29	Hong Kong	4	0.2%
30	Korea, Republic of	3	0.2%
31	Pakistan	3	0.2%
32	Poland	3	0.2%
33	Malaysia	3	0.2%
34	Belgium	3	0.2%
35	Brazil	3	0.2%
36	Ukraine	3	0.2%
37	Viet Nam	3	0.2%
38	Zimbabwe	3	0.2%
39	United Arab Emirates	2	0.1%
40	Saudi Arabia	2	0.1%
41	Belize	2	0.1%
42	Iraq	2	0.1%
43	Ghana	1	0.1%
44	Honduras	1	0.1%
45	Argentina	1	0.1%
46	Denmark	1	0.1%
47	Colombia	1	0.1%
48	New Zealand	1	0.1%
49	Romania	1	0.1%
50	Lao People's Democratic Republic	1	0.1%
51	Liberia	1	0.1%
52	Jordan	1	0.1%
53	Israel	1	0.1%
54	Taiwan	1	0.1%
55	Sri Lanka	1	0.1%
56	Sudan	1	0.1%
57	Uruguay	1	0.1%
58	Vanuatu	1	0.1%