Please answer the given financial question based on the context.
Context: ||2019||2018||
||Men|Women|Men|Women|
||Years|Years|Years|Years|
|Member aged 65 (current life expectancy)|86.8|88.9|87.3|89.3|
|Member aged 45 (life expectancy at age 65)|88.5|90.7|89.0|91.1|
The Group has assumed that mortality will be in line with nationally published mortality table S2NA with CMI 2018 projections related to members’ years of birth with long-term rate of improvement of 1.5% per annum. These tables translate into an average life expectancy for a pensioner retiring at age 65 as follows:
It is assumed that 50% of non-retired members of the Scheme will commute the maximum amount of cash at retirement (2018: 50% of
non-retired members of the Scheme will commute the maximum amount of cash at retirement).
Question: What was the percentage change in the average life expectancy for a male member aged 65 in 2019 from 2018?
Answer:
-0.57