pre_text: Amounts recognized in Accumulated other comprehensive income (loss) at March 31, 2019 and 2018 consist of the following (amounts in thousands): Although not reflected in the table above, the tax effect on the pension balances was $2.4 million and $2.3 million as of March 31, 2019 and 2018, respectively.
table: Pension Other Benefits
table: 2019 2018 2019 2018
table: Net actuarial loss (gain) $16,864 $15,691 $(793) $(879)
table: Prior service cost 1,325 1,413 — —
table: Accumulated other comprehensive (income) loss $18,189 $17,104 $(793) $(879)
question: Analyse this data from a financial earnings document. What was the change in the Net actuarial loss  for Other Benefits between 2018 and 2019?