pre_text: nuclear decommissioning costs see 201cnuclear decommissioning costs 201d in the 201ccritical accounting estimates 201d section of entergy corporation and subsidiaries management 2019s financial discussion and analysis for discussion of the estimates inherent in accounting for nuclear decommissioning costs . utility regulatory accounting see 201cutility regulatory accounting 201d in the 201ccritical accounting estimates 201d section of entergy corporation and subsidiaries management 2019s financial discussion and analysis for discussion of accounting for the effects of rate regulation . unbilled revenue see 201cunbilled revenue 201d in the 201ccritical accounting estimates 201d section of entergy corporation and subsidiaries management 2019s financial discussion and analysis for discussion of the estimates associated with the unbilled revenue amounts . impairment of long-lived assets and trust fund investments see 201cimpairment of long-lived assets and trust fund investments 201d in the 201ccritical accounting estimates 201d section of entergy corporation and subsidiaries management 2019s financial discussion and analysis for discussion of the estimates associated with the impairment of long-lived assets and trust fund investments . taxation and uncertain tax positions see 201ctaxation and uncertain tax positions 201d in the 201ccritical accounting estimates 201d section of entergy corporation and subsidiaries management 2019s financial discussion and analysis for further discussion . qualified pension and other postretirement benefits entergy arkansas 2019s qualified pension and other postretirement reported costs , as described in note 11 to the financial statements , are impacted by numerous factors including the provisions of the plans , changing employee demographics , and various actuarial calculations , assumptions , and accounting mechanisms . a0 a0 a0see the 201cqualified pension and other postretirement benefits 201d in the 201ccritical accounting estimates 201d section of entergy corporation and subsidiaries management 2019s financial discussion and analysis for further discussion . a0 a0because of the complexity of these calculations , the long-term nature of these obligations , and the importance of the assumptions utilized , entergy 2019s estimate of these costs is a critical accounting estimate . costs and sensitivities the following chart reflects the sensitivity of qualified pension cost and qualified projected benefit obligation to changes in certain actuarial assumptions ( dollars in thousands ) . actuarial assumption change in assumption impact on 2018 qualified pension cost impact on 2017 qualified projected benefit obligation increase/ ( decrease ) .
post_text: entergy arkansas , inc . and subsidiaries management 2019s financial discussion and analysis .
table: Actuarial Assumption Change in Assumption Impact on 2018 Qualified Pension Cost Increase/(Decrease) Impact on 2017 Qualified Projected Benefit Obligation
table: Discount rate (0.25%) $3,107 $47,040
table: Rate of return on plan assets (0.25%) $2,914 $-
table: Rate of increase in compensation 0.25% $1,353 $6,446
question: Analyse this data from a financial earnings document. what was the ratio of the discount rate on the impact on 2017 qualified projected benefit obligation to the impact on 2018 qualified pension cost increase