~60/year of <5yo Australian kids in the 90s, down to ~25/year in the 10s. That's a death rate reduction of ~3/100k, which is about the rate of <5yo deaths from cancer. 50% of the <5yo drownings in '93-'18 were in pools.

https://www.royallifesaving.com.au/__data/assets/pdf_file/00...

https://ourworldindata.org/grapher/causes-of-death-in-childr...