Of the total of $ million floated on 1 November, a sum of $ million was received in tenders, for the two tenors of 5 and 13 years. A second issuance of $ million was made on 28 December which was also oversubscribed with $ million received in tenders, for the 13 year tenor.
That is to supply a relatively large amount of liquidity early in the maintenance period and a correspondingly smaller amount later in the maintenance period, so that the total amount of liquidity over an entire maintenance period is unchanged.