The Rarest Zodiac Sign is this

Have you noticed that at the most recent bachelorette, holiday

 This is due to the fact that the distribution of zodiac sun signs is not exactly uniform.

 In fact, there is one indication that you may have picked up on in lower numbers. 

Your suspicion was correct, and there is a particular group of obstinate December babies who make up a smaller portion of the zodiac.

For as mysterious, dark, and enigmatic as Scorpios are, they sure are common. 

You can throw a rock and it's likely to hit a Scorpio, as these masters of disguise and water signs account for 9.6% of the population in the United States. 

We joke, but a Scorpio is much more likely to be struck than a Capricorn.

This would also make sense given that anyone who was born in late October, just before the start of the Scorpio season, would have been conceived at the tail end

If we travel back nine months to Valentine's Day, we find those November Scorpios.