ITCZ.
It's now not a goldmine, sure. But remember, a short time ago that 16.7k dhs was about 9k AUD per month. It fluctuates.
Also, out of your $4800 you have to pay for your accom (either rent or mortgage), school fees for kids, private health insurance etc. It's not a simple translation.
Certainly not as attractive to be earning USD ATM