Haha... What a laugh this OP is!
Lolz.... Never mind about, car loans, Council tax, insurances, car up keep/bus cards, mobile phones, unexpected bills, savings, PC purchasing (as I'm assuming you mean single people), toiletries, TV licences, Netflix, broadband, tv package, house upgrades, appliances...... Just to name but a few!
But if you meant couples with kids my ROUGH outgoings
£500 Mortgage
£860 Creche
£300 car loan
£50 Sofa
£200 month savings for bdays and xmas
£200 Savings for holidays
£500 Savings
£500 food
£200 Fuel
£110 CTAX
£150 Eldest daughter in gymasntics/swimming/afterschool club/brek club
£69 TV package
That is without.... insurance, mobile phones, travel expenses