The Reserve Bank of Australia increased its Cash Interest rates from 1.85% up to 2.35%, on 6th September 2022.
Although this is the highest since 2014, it is not near the 17.5% in January 1990.
Since 1990 the average rate has been 3.93%.
The New Zealand cash rate is currently 3.0%. rbnz.govt.nz
The rate in Canada is currently 2.5% www.bankofcanada.ca