I’ve been making graphs again, because: science. And sex.

Wanna see?

For the last 15 years or so, The American College Health Association has been supporting colleges in collecting data about theirs students’ health behavior, in the form of the National College Health Assessment. The survey asks about everything from wearing a helment when you ride a bicycle to using a condom when you have anal sex, and the data are all publicly available in the form of executive reports (we can’t see the raw data, darn it).

So naturally, whenever people freak out about college health issues, I turn to the NCHA as the largest-scale long-term assessment of student health behaviors.

So.

Let’s talk about how many sex partners college students have.

Or rather, let’s not talk about it; instead, let’s look at a snapshot of it, over the last 15 years: