No metal? Get some Megadeath albums to fix that.

Here in the us there are certain fabric sprays that help with static buildup, so there might be some alternative over there in Australia.

A humidifier will also work but is pricier in comparison.

Lastly you can wrap a cover cable to your anke and burry the other side in the ground 😆

I mean, you just basically answered your own question. People get paid hourly, weekly, every 2 weeks, monthly, and some even per sale (ie. Realtors) so the only way to have a constant measurement is yearly.

Dat special scent from Yankee Candle