Yeah but for the majority of federal crimes you're probably comparing these sentences to drug offender sentences which are much harsher because of the seriousness of the offense.
/s before crucifixion; drug sentences are ridiculous and these traitors getting anything less than a felony disqualifying them from participating in the system they tried to break is madness.
Believing someone when they say the money in the cash register is rightly yours and should be taken by force does not mean you get a pass when you rob a gas station.