frat PC rankings + trends

castle - Sophomores, Juniors, Seniors
theos - Seniors, Sophomores, Juniors
hall - Seniors, Sophomores/Juniors
delt - Sophomores, Juniors, Seniors
zete - Juniors, Seniors, Sophomores
apes - Seniors, Juniors, Sophomores
zbt - Juniors, Seniors, Sophomores
owls - Juniors, Sophomores, Seniors
sae - Seniors, Juniors, Sophomores
fiji - Sophomores, Juniors, Seniors
sig chi - Sophomores, Seniors, Juniors
phi - Seniors, Juniors, Sophomores

extrapolated long-term trends
-------------------------
trending up:
- castle
- delt
- fiji

trending the same/varied:
- theos
- zete
- zbt
- owls
- sig chi

trending down:
- hall
- apes
- sae
- phi (rip)