Food cost Per person grocery wise is about 100$/ week comfortably no splashing on gourmet products, not that u find to many :-), , going out is a different story minimum spend per head 25-30$minimum, usually 50-60$ in restaurants. Renting long term depends of the area, and type of accommodation , usually a 1 bedroom in a good area is around 1000-12000$/month plus bills (water, electricity- expensive), cable(40$ monthly, basic package), Internet 48$/month 1meg download WivCable. 1case of beer in IGA supermarket I've seen on offer 48$ min Stella, 45$ own Turks HEad beer, usually goes around 60-70$ per case of beer.Petrol 5.60-5.70$ gallon, car insurance depends on car(jeep comprehensive insurance in my case 550$/year).
My case: 3 bedroom on marina 1700$/month, 80$ month water, between 125$ min too 324 $ max I paid for electricity without using air on more than 4-5 h/day in hot months, grocery 2person 180$ per week average but my wife loves cooking and I eat rarely home.
I fill up the tank petrol 88$ every 18days average.
Hope it helps