12:55
If you want a decent estimate, government stats like regional price parity are built by actual economists https://apps.bea.gov/itable/?ReqID=70&step=1&_gl=1*10cmwy8*_ga*NDc2ODg2MTk3LjE3MTQ4NDA5OTk.*_ga_J4698JNNFT*MTcxNDg0MDk5OC4xLjEuMTcxNDg0MTU2MC41My4wLjA.#eyJhcHBpZCI6NzAsInN0ZXBzIjpbMSwyOSwyNSwzMSwyNiwyNywzMCwzMF0sImRhdGEiOltbIlRhYmxlSWQiLCIxMDQiXSxbIk1ham9yX0FyZWEiLCI1Il0sWyJTdGF0ZSIsWyI1Il1dLFsiQXJlYSIsWyIxNjk4MCIsIjM1NjIwIiwiMzgzMDAiXV0sWyJTdGF0aXN0aWMiLCIxIl0sWyJVbml0X29mX21lYXN1cmUiLCJMZXZlbHMiXSxbIlllYXIiLFsiMjAyMiJdXSxbIlllYXJCZWdpbiIsIi0xIl0sWyJZZWFyX0VuZCIsIi0xIl1dfQ==