Rank	Countries/Territories	Count	Percent
1	United States	493	31.2%
2	Japan	318	20.2%
3	China	307	19.5%
4	Singapore	130	8.2%
5	Germany	67	4.2%
6	Netherlands	31	2%
7	United Kingdom	26	1.6%
8	Iran, Islamic Republic of	17	1.1%
9	India	15	1%
10	Australia	15	1%
11	France	13	0.8%
12	Russia	12	0.8%
13	Brazil	9	0.6%
14	Switzerland	9	0.6%
15	Spain	8	0.5%
16	Canada	8	0.5%
17	Ireland	8	0.5%
18	Korea, Republic of	7	0.4%
19	Poland	7	0.4%
20	Indonesia	7	0.4%
21	Hong Kong	6	0.4%
22	South Africa	6	0.4%
23	Norway	5	0.3%
24	Mexico	5	0.3%
25	Malaysia	4	0.3%
26	Sweden	4	0.3%
27	Peru	3	0.2%
28	Israel	3	0.2%
29	Pakistan	3	0.2%
30	Cyprus	3	0.2%
31	Argentina	2	0.1%
32	Austria	2	0.1%
33	Hungary	2	0.1%
34	Paraguay	2	0.1%
35	New Zealand	2	0.1%
36	Portugal	2	0.1%
37	Saudi Arabia	2	0.1%
38	United Arab Emirates	2	0.1%
39	Slovakia	1	0.1%
40	Taiwan	1	0.1%
41	Turkey	1	0.1%
42	Ukraine	1	0.1%
43	Romania	1	0.1%
44	Italy	1	0.1%
45	Lebanon	1	0.1%
46	Libya	1	0.1%
47	Lithuania	1	0.1%
48	Luxembourg	1	0.1%
49	Ghana	1	0.1%
50	Iraq	1	0.1%
51	Finland	1	0.1%