Rank	Countries/Territories	Count	Percent
1	United States	570	35.7%
2	China	461	28.9%
3	Japan	130	8.1%
4	Netherlands	110	6.9%
5	Germany	102	6.4%
6	Singapore	28	1.8%
7	Ireland	21	1.3%
8	France	17	1.1%
9	Chile	14	0.9%
10	Cyprus	12	0.8%
11	Hong Kong	12	0.8%
12	Russia	12	0.8%
13	Korea, Republic of	9	0.6%
14	Ukraine	8	0.5%
15	Thailand	7	0.4%
16	Australia	7	0.4%
17	Brazil	7	0.4%
18	Canada	6	0.4%
19	Iraq	6	0.4%
20	Egypt	5	0.3%
21	India	5	0.3%
22	Iran, Islamic Republic of	5	0.3%
23	Mexico	5	0.3%
24	United Kingdom	5	0.3%
25	Switzerland	3	0.2%
26	Poland	3	0.2%
27	South Africa	3	0.2%
28	Nigeria	2	0.1%
29	Lithuania	2	0.1%
30	Belgium	2	0.1%
31	Colombia	2	0.1%
32	Taiwan	2	0.1%
33	Sweden	2	0.1%
34	Turkey	1	0.1%
35	Argentina	1	0.1%
36	Luxembourg	1	0.1%
37	Macao	1	0.1%
38	Mongolia	1	0.1%
39	Morocco	1	0.1%
40	Israel	1	0.1%
41	Italy	1	0.1%
42	Norway	1	0.1%
43	Peru	1	0.1%
44	Spain	1	0.1%