Your life then is the rarity; the exception, not the rule. Congrats.
As for the vast majority of men, their women's sex drive plunges approximately 18-36 months into the relationship. It's an extremely common issue been going on for thousands of years, immortalized in numerous songs, plays, movies, tv shows, etc. Women just stop pleasing their man at a certain point and go frigid.
It's a cliche for a reason.
A five-minute google search will yield you thousands of articles like these about women not having sex with their men anymore:
Marvin Gaye was right: We want sexual healing. Low sexual desire is the most common sexual issue women face, according to the Mayo Clinic. That’s why Katherine Rowland, the author of “T…nypost.com
never settle for a low libidotheeverygirl.com
Why men need sex...The only difference between a friendship and a relationship is intimacy. If you have a sexless marriage or a sexless relationship, what are you? companions? best friends? If a couple doesn't have much sex, then this generally means they lack passion, and that they could be...www.thefemininewoman.com
When Intimacy Breaks Down: Reasons many married women lose interest in sex — Carolinas Counseling GroupCall me old-fashioned, but I think sex is an important part of marriage for a woman. These days, though, lots of married women see sex as a discounted duty.carolinascounseling.info
I would also suggest watching The Better Bachelor youtube channel. He talks in various videos about his ex-wife, about how she shut down sex after the initial "honeymoon" phase, and how he finally walked out after 6 years when she denied him sex and preferred to watch American Idol. He's not bitter about it, he just explains matter of factly that is how the vast majority of women are, and a man simply must move on when that occurs, because it won't get fixed (he's non-religious).
Sure but I could Google "women who were molested by their Uncle" and also conclude from that nearly all women are molested by their Uncles.
There is some degree of confirmation bias here, because you're asking people who have unhappy or failed relationships.
I'm sure lack of sex or non-enjoyment of sex is a HUGE part of why most men are unhappy in their relationships. That and nagging. I'm certainly not downplaying that or saying all your experiences are made-up. I just suggest talking to more not-unhappily married people. You may be surprised how many are just fine in that area.