With that degree, you're generally pushed toward jobs in journalism, publishing, graphic design, teaching, administrative functions, and so on. Most of these pay relatively little.
It's not much more complicated than that.
Same goes for the basics of statistics. A basic understanding of statistics is a requirement for any college degree in many countries, and for good reasons. Stats comes up all the damn time. From proper A/B testing, to marketing, to understanding public health emergencies, to making informed medical decisions.
I think calc 1 and 2 are extremely valuable. The concept of rate of change is fundamental to so many things in life, and understanding "area under the curve" is essential to understanding how many ideas are communicated, including lots of graphs in physics, chemistry, and economics.
Beyond that I feel calculus starts getting into specific applications and is less generally applicable to the populace at large.
I suggest you revisit your hypothesis with a little less bias.
To be blunt, it's much easier for the majority of the population to get an English degree or some other generic liberal arts degree and therefore be qualified for an entry level job in the publishing industry.
I'm sure someone somewhere is giving up a highly lucrative job to roll the dice on the next great American novel, but it's not a meaningful number.