On average...?

On average how many times a week does a couple have sex?On average...?
Dating couple - every other day. Married couple - It's not weekly.
I've been dating a guy for a couple of months and we have sex every day
but from what i've heard from patients and my mother, cousins, etc. They have sex with their married partners once a week
and my grandparents and elder ppl are usually active once a month (my grandparents have been staying at my house for 5 months and they still havent done it, LOL)
me and my boyfriend have a long distance relationship so no sex but we master together (i think that should count as sex)weve been together almost a year and a half and we still do it every chance we get but on my insisting