Read the following texts and table with financial data from an S&P 500 earnings report carefully.Based on the question-answer history (if provided), answer the last question. The answer may require mathematical calculation based on the data provided.

Text: in november 2016 , we issued $ 45 million of fixed rate term notes in two tranches to two insurance companies . principal payments commence in 2023 and 2028 and the notes mature in 2029 and 2034 , respectively . the notes carry interest rates of 2.87 and 3.10 , respectively . we used proceeds of the notes to pay down borrowings under our revolving credit facility . in january 2015 , we issued $ 75 million of fixed rate term notes to an insurance company . principal payments commence in 2020 and the notes mature in 2030 . the notes carry an interest rate of 3.52 percent . we used proceeds of the notes to pay down borrowings under our revolving credit facility . at december 31 , 2016 , we had available borrowing capacity of $ 310.8 million under this facility . we believe that the combination of cash , available borrowing capacity and operating cash flow will provide sufficient funds to finance our existing operations for the foreseeable future . our total debt increased to $ 323.6 million at december 31 , 2016 compared with $ 249.0 million at december 31 , 2015 , as our cash flows generated in the u.s were more than offset by our share repurchase activity and our purchase of aquasana . as a result , our leverage , as measured by the ratio of total debt to total capitalization , was 17.6 percent at the end of 2016 compared with 14.7 percent at the end of 2015 . our u.s . pension plan continues to meet all funding requirements under erisa regulations . we were not required to make a contribution to our pension plan in 2016 but made a voluntary $ 30 million contribution due to escalating pension benefit guaranty corporation insurance premiums . we forecast that we will not be required to make a contribution to the plan in 2017 and we do not plan to make any voluntary contributions in 2017 . for further information on our pension plans , see note 10 of the notes to consolidated financial statements . during 2016 , our board of directors authorized the purchase of an additional 3000000 shares of our common stock . in 2016 , we repurchased 3273109 shares at an average price of $ 41.30 per share and a total cost of $ 135.2 million . a total of 4906403 shares remained on the existing repurchase authorization at december 31 , 2016 . depending on factors such as stock price , working capital requirements and alternative investment opportunities , such as acquisitions , we expect to spend approximately $ 135 million on share repurchase activity in 2017 using a 10b5-1 repurchase plan . in addition , we may opportunistically repurchase an additional $ 65 million of our shares in 2017 . we have paid dividends for 77 consecutive years with payments increasing each of the last 25 years . we paid dividends of $ 0.48 per share in 2016 compared with $ 0.38 per share in 2015 . in january 2017 , we increased our dividend by 17 percent and anticipate paying dividends of $ 0.56 per share in 2017 . aggregate contractual obligations a summary of our contractual obligations as of december 31 , 2016 , is as follows: . <table class='wikitable'><tr><td>1</td><td>( dollars in millions ) contractual obligations</td><td>( dollars in millions ) total</td><td>( dollars in millions ) less than1 year</td><td>( dollars in millions ) 1 - 2years</td><td>( dollars in millions ) 3 - 5years</td><td>more than5 years</td></tr><tr><td>2</td><td>long-term debt</td><td>$ 323.6</td><td>$ 7.2</td><td>$ 7.2</td><td>$ 202.9</td><td>$ 106.3</td></tr><tr><td>3</td><td>fixed rate interest</td><td>38.6</td><td>4.6</td><td>8.1</td><td>7.2</td><td>18.7</td></tr><tr><td>4</td><td>operating leases</td><td>37.4</td><td>19.5</td><td>7.9</td><td>4.2</td><td>5.8</td></tr><tr><td>5</td><td>purchase obligations</td><td>150.8</td><td>141.4</td><td>5.8</td><td>3.6</td><td>2014</td></tr><tr><td>6</td><td>pension and post-retirement obligations</td><td>66.0</td><td>0.9</td><td>9.5</td><td>8.6</td><td>47.0</td></tr><tr><td>7</td><td>total</td><td>$ 616.4</td><td>$ 173.6</td><td>$ 38.5</td><td>$ 226.5</td><td>$ 177.8</td></tr></table> as of december 31 , 2016 , our liability for uncertain income tax positions was $ 4.2 million . due to the high degree of uncertainty regarding timing of potential future cash flows associated with these liabilities , we are unable to make a reasonably reliable estimate of the amount and period in which these liabilities might be paid . we utilize blanket purchase orders to communicate expected annual requirements to many of our suppliers . requirements under blanket purchase orders generally do not become committed until several weeks prior to our scheduled unit production . the purchase obligation amount presented above represents the value of commitments that we consider firm . recent accounting pronouncements refer to recent accounting pronouncements in note 1 of notes to consolidated financial statements. .
Question: as of december 31, 2016, what was the amount of the long term debt?
Answer: 323.6
Question: and what was the total of aggregate contractual obligations?
Answer: 616.4
Question: what percentage, then, of this total was due to that amount?
Answer: 0.52498
Question: and what percentage of it was due to the pension and post-retirement obligations?

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0.10707
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