Rank	Countries/Territories	Count	Percent
1	United States	518	36.1%
2	China	437	30.5%
3	Japan	175	12.2%
4	Singapore	78	5.4%
5	Germany	71	5%
6	Russia	29	2%
7	Netherlands	15	1%
8	Argentina	14	1%
9	Canada	12	0.8%
10	India	11	0.8%
11	Korea, Republic of	8	0.6%
12	France	7	0.5%
13	Ireland	6	0.4%
14	United Kingdom	6	0.4%
15	Poland	6	0.4%
16	Norway	5	0.3%
17	Cyprus	5	0.3%
18	Australia	5	0.3%
19	Italy	4	0.3%
20	Chile	3	0.2%
21	Hong Kong	3	0.2%
22	Bangladesh	2	0.1%
23	Croatia	2	0.1%
24	Sweden	2	0.1%
25	Taiwan	2	0.1%
26	Ukraine	1	0.1%
27	Israel	1	0.1%
28	Viet Nam	1	0.1%
29	Iran, Islamic Republic of	1	0.1%
30	Mexico	1	0.1%
31	Mongolia	1	0.1%
32	Morocco	1	0.1%