question:
CDO issuance grew from an estimated $20 billion in Q1 2004 to its peak of over $180 billion by Q1 2007, then declined back under $20 billion by Q1 2008.
When did the issuance of CDO peak?

answer: yes

question:
In practice, because of sovereignty, any state can withdraw from any treaty at any time.
Although withdrawal from a treaty may not be possible in theory, when might it be possible anyway?

answer: yes

question:
This method of assembly is called through-hole construction.
Which part of the Auto-Sembly manufacturing process is the most costly?

answer: no

question:
Portugal's central bank is the Banco de Portugal, an integral part of the European System of Central Banks.
What is the name of Portugal's central bank?

answer:
yes