Rank	Countries/Territories	Count	Percent
1	United States	326	30.2%
2	Japan	252	23.3%
3	China	137	12.7%
4	Germany	108	10%
5	Netherlands	47	4.4%
6	Singapore	45	4.2%
7	Ireland	42	3.9%
8	France	19	1.8%
9	United Kingdom	12	1.1%
10	Iran, Islamic Republic of	8	0.7%
11	Canada	8	0.7%
12	Korea, Republic of	8	0.7%
13	Cyprus	7	0.6%
14	Egypt	5	0.5%
15	India	5	0.5%
16	Australia	5	0.5%
17	Hong Kong	4	0.4%
18	Mexico	4	0.4%
19	Poland	4	0.4%
20	Romania	4	0.4%
21	Philippines	3	0.3%
22	Nigeria	3	0.3%
23	Belgium	3	0.3%
24	Austria	2	0.2%
25		2	0.2%
26	Pakistan	2	0.2%
27	Macao	2	0.2%
28	Italy	2	0.2%
29	Thailand	2	0.2%
30	Ukraine	2	0.2%
31	Taiwan	1	0.1%
32	Portugal	1	0.1%
33	Jamaica	1	0.1%
34	Norway	1	0.1%
35	Argentina	1	0.1%
36	Croatia	1	0.1%
37	Indonesia	1	0.1%