What's the median household income post tax? Can't find a good figure but it's around $50k pretax. Which is I guess 40k ish post tax, $3.5k or so per month. So

What's the median household income post tax? Can't find a good figure but it's around $50k pretax. Which is I guess 40k ish post tax, $3.5k or so per month. So 5% of that is $175. Phone, cable, water, trash, electricity?