It depends on which part of the country, but the epicenter is Medellin/Antioquia and its worse here.
Primarily because the competition is fierce, but also due to social dynamics and the history of trophy women, which dates back to the old narco culture.
If you're a solid 7 you're gonna do what you can to compete with the abundance of 8's and 9's. That's an oversimplification, but it's true and also unfortunate, a lot of beautiful women get work done that don't need it.
End of the day we're still talking about a small minority of women, but it's noticeable relative to Miami or Vegas or wealthy California suburbs.