First 5 years - every 3 or 4 nights
next 5 years - every 5 or 6 nights
next 5 years - every night
next 4+ years - every night, weekdays - couple shots before work, lunchtime, happy hour at bar, until bedtime; weekends - drank non-stop..only stopping to sleep. (As you can probably guess, these were the years of living hell!!)