corporate corporate expenses in 2016 benefited from the absence of transaction costs associated with the norcraft acquisition ( $ 15.1 million in 2015 ) . this benefit was offset by higher employee-related costs and lower defined benefit plan income . ( in millions ) 2016 2015 .

2016: general and administrative expense: -80.9
defined benefit plan income: 2.9
defined benefit plan recognition of actuarial losses: -1.9
norcraft transaction costs ( a ): 2014
total corporate expenses: -79.9
2015: general and administrative expense: -70.1
defined benefit plan income: 6.1
defined benefit plan recognition of actuarial losses: -2.5
norcraft transaction costs ( a ): -15.1
total corporate expenses: -81.6

( a ) represents external costs directly related to the acquisition of norcraft and primarily includes expenditures for banking , legal , accounting and other similar services . in future periods the company may record , in the corporate segment , material expense or income associated with actuarial gains and losses arising from periodic remeasurement of our liabilities for defined benefit plans . at a minimum the company will remeasure its defined benefit plan liabilities in the fourth quarter of each year . remeasurements due to plan amendments and settlements may also occur in interim periods during the year . remeasurement of these liabilities attributable to updating our liability discount rates and expected return on assets may , in particular , result in material income or expense recognition . liquidity and capital resources our primary liquidity needs are to support working capital requirements , fund capital expenditures and service indebtedness , as well as to finance acquisitions , repurchase shares of our common stock and pay dividends to stockholders , as deemed appropriate . our principal sources of liquidity are cash on hand , cash flows from operating activities , availability under our credit facility and debt issuances in the capital markets . our operating income is generated by our subsidiaries . there are no restrictions on the ability of our subsidiaries to pay dividends or make other distributions to fortune brands . in december 2017 , our board of directors increased the quarterly cash dividend by 11% ( 11 % ) to $ 0.20 per share of our common stock . our board of directors will continue to evaluate dividend payment opportunities on a quarterly basis . there can be no assurance as to when and if future dividends will be paid , and at what level , because the payment of dividends is dependent on our financial condition , results of operations , cash flows , capital requirements and other factors deemed relevant by our board of directors . we periodically review our portfolio of brands and evaluate potential strategic transactions to increase shareholder value . however , we cannot predict whether or when we may enter into acquisitions , joint ventures or dispositions , make any purchases of shares of our common stock under our share repurchase program , or pay dividends , or what impact any such transactions could have on our results of operations , cash flows or financial condition , whether as a result of the issuance of debt or equity securities , or otherwise . our cash flows from operations , borrowing availability and overall liquidity are subject to certain risks and uncertainties , including those described in the section 201citem 1a . risk factors . 201d in june 2016 , the company amended and restated its credit agreement to combine and rollover the existing revolving credit facility and term loan into a new standalone $ 1.25 billion revolving credit facility . this amendment and restatement of the credit agreement was a non-cash transaction for the company . terms and conditions of the credit agreement , including the total commitment amount , essentially remained the same as under the 2011 credit agreement . the revolving credit facility will mature in june 2021 and borrowings thereunder will be used for general corporate purposes . on december 31 , 2017 and december 31 , 2016 , our outstanding borrowings under these facilities were $ 615.0 million and $ 540.0 million , respectively . at december 31 , 2017 and december 31 , 2016 , the current portion of long- term debt was zero . interest rates under the facility are variable based on libor at the time of the .

Questions:
what was the general and administrative expense in 2016?
and what was it in 2015?
what was, then, the change over the year?
and what percentage does this change represent in relation to to the 2015 expense?
in that same year of 2015, how much did the defined benefit plan income represent in relation to the defined benefit plan recognition of actuarial losses?

Answers:
80.9
70.1
10.8
15.4%
2.44