conservative estimate, about $4-5 per day. that's actually way down. it was up to around 12 per day at one point. i was... unwell.
that's mostly caffeine and Kratom with a bottle of vino on the weekend.
not sure how seriously to take this as the paper was written by a bunch of undergrads.
i mean, i wrote some seriously dumb shit when i was an undergrad. just sayin...