Rank	Countries/Territories	Count	Percent
1	United States	337	43.8%
2	China	210	27.3%
3	Germany	82	10.6%
4	France	34	4.4%
5	Singapore	19	2.5%
6	Japan	15	1.9%
7	Canada	12	1.6%
8	Netherlands	10	1.3%
9	India	5	0.6%
10	Cyprus	4	0.5%
11	Latvia	4	0.5%
12	United Kingdom	4	0.5%
13	Russia	3	0.4%
14	Turkey	3	0.4%
15	Portugal	3	0.4%
16	Malaysia	3	0.4%
17	Ireland	3	0.4%
18	Italy	3	0.4%
19	Argentina	3	0.4%
20	Australia	3	0.4%
21	Iran, Islamic Republic of	2	0.3%
22	Mongolia	2	0.3%
23	Spain	2	0.3%
24	Romania	1	0.1%
25	Lithuania	1	0.1%
26	Korea, Republic of	1	0.1%
27	Bangladesh	1	0.1%