Possibly a stoopid question, but how do I tell how much gold my character is carrying in 0.20?

I've been playing for a while now, and I'm seriously addicted. I generally play sneaky characters or melee types; I'm not so into spell casters. With luck, I can usually get my characters up to level 9 or 10, or 11 before a stupid death. I've once reached level 20 (octopode monk of all things!). So ...

Try not to die with a backpack full of scrolls, potions, and wands.