Indeed. Makes for better headlines if they can inflate it by several orders of magnitude by working out the most you could get by stepping on it so hard you'd end up with something about as lively as a sherbet dip.
No-one selling it wholesale will end up with that amount in their pocket.
Either that or the cops are as shit at buying drugs as they are everything else. I know if I was selling something to undercover filth I'd overcharge the pricks too.