as described above , the borrowings are extended on a non-recourse basis .as such , there is no credit or market risk exposure to us on the assets , and as a result the terms of the amlf permit exclusion of the assets from regulatory leverage and risk-based capital calculations .the interest rate on the borrowings is set by the federal reserve bank , and we earn net interest revenue by earning a spread on the difference between the yield we earn on the assets and the rate we pay on the borrowings .for 2008 , we earned net interest revenue associated with this facility of approximately $ 68 million .separately , we currently maintain a commercial paper program under which we can issue up to $ 3 billion with original maturities of up to 270 days from the date of issue .at december 31 , 2008 and 2007 , $ 2.59 billion and $ 2.36 billion , respectively , of commercial paper were outstanding .in addition , state street bank currently has board authority to issue bank notes up to an aggregate of $ 5 billion , including up to $ 2.48 billion of senior notes under the fdic 2019s temporary liquidity guarantee program , instituted by the fdic in october 2008 for qualified senior debt issued through june 30 , 2009 , and up to $ 1 billion of subordinated bank notes ( see note 10 ) .at december 31 , 2008 and 2007 , no notes payable were outstanding , and at december 31 , 2008 , all $ 5 billion was available for issuance .state street bank currently maintains a line of credit of cad $ 800 million , or approximately $ 657 million , to support its canadian securities processing operations .the line of credit has no stated termination date and is cancelable by either party with prior notice .at december 31 , 2008 , no balance was due on this line of credit .note 9 .restructuring charges in december 2008 , we implemented a plan to reduce our expenses from operations and support our long- term growth .in connection with this plan , we recorded aggregate restructuring charges of $ 306 million in our consolidated statement of income .the primary component of the plan was an involuntary reduction of approximately 7% ( 7 % ) of our global workforce , which reduction we expect to be substantially completed by the end of the first quarter of 2009 .other components of the plan included costs related to lease and software license terminations , restructuring of agreements with technology providers and other costs .of the aggregate restructuring charges of $ 306 million , $ 243 million related to severance , a portion of which will be paid in a lump sum or over a defined period , and a portion of which will provide related benefits and outplacement services for approximately 2100 employees identified for involuntary termination in connection with the plan ; $ 49 million related to future lease obligations and write-offs of capitalized assets , including $ 23 million for impairment of other intangible assets ; $ 10 million of costs associated with information technology and $ 4 million of other restructuring costs .the severance component included $ 47 million related to accelerated vesting of equity-based compensation .in december 2008 , approximately 620 employees were involuntarily terminated and left state street .the following table presents the activity in the related balance sheet reserve for 2008 .( in millions ) severance lease and write-offs information technology other total .
[['( in millions )', 'severance', 'lease and asset write-offs', 'information technology', 'other', 'total'], ['initial accrual', '$ 250', '$ 42', '$ 10', '$ 4', '$ 306'], ['payments and adjustments', '-20 ( 20 )', '-25 ( 25 )', '-10 ( 10 )', '-1 ( 1 )', '-56 ( 56 )'], ['balance at december 31 2008', '$ 230', '$ 17', '2014', '$ 3', '$ 250']]
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Question: what is the percentage change in the balance of the outstanding commercial papers from 2007 to 2008?
Answer: 9.7%