human
entergy corporation and subsidiaries notes to financial statements this difference as a regulatory asset or liability on an ongoing basis, resulting in a zero net balance for the regulatory asset at the end of the lease term. the amount was a net regulatory liability of $61.6 million and $27.8 million as of december 31, 2013 and 2012, respectively. as of december 31, 2013, system energy had future minimum lease payments (reflecting an implicit rate of 5.13% (5.13%)), which are recorded as long-term debt, as follows: amount (in thousands).
|  | Amount (In Thousands) |
| --------- | --------- |
| 2014 | $51,637 |
| 2015 | 52,253 |
| 2016 | 13,750 |
| 2017 | 13,750 |
| 2018 | 13,750 |
| Years thereafter | 247,500 |
| Total | 392,640 |
| Less: Amount representing interest | 295,226 |
| Present value of net minimum lease payments | $97,414 |
.
Please answer the following question with expressions if necessary.
and how much does this change represent in relation to those future minimum lease payments in 2015, in percentage?
assistant
subtract(52253, 13750), divide(#0, 13750)