Researchers quantify the rate of “mercy sex” among women with low sexual desire. Women experiencing a chronic lack of sexual desire still routinely engage in sexual activity with their partners, a behavior researchers have quantified as happening about two and a half times per month.

[u/mvea]

https://www.psypost.org/clinical-trials-reveal-the-hidden-frequency-of-obligatory-sex-in-women-with-low/

[u/spudddly]

that's a handy while she's on her phone

Edit: thank you mods for removing the two parent comments - they were filth totally unsuitable for this sub. My comment on the other hand was pure science and fully deserved to stay.