it was 2% in the soviet union
> Demand for housing also remains heavy because Soviet rents, heavily subsidized by the Government, are very low. A modest two‐room apartment will en for 6 to 8 rubles ($8 to $11.30) a month, including some utilities. A four‐room apartment wil rent for 14 to 16 rubles ($18.20 to $22.30). Apartments in more modern buildings cost more because of additional services.
https://www.nytimes.com/1974/11/11/archives/in-soviet-ingenu...
And yes, I'm against communism partly because of that. It's an awful ideology.
I am not a fan of all the choices the USSR made, but you are mischaracterizing a society under siege by the capitalist west.