The math checks out – assuming 15 minutes/break, 4-5 breaks/day for a 1ppd smoker, 40 hrs/week, 48/weeks worked/year = approx 7 days of work missed on smoking breaks/year.
I think this is a really good motivator for quitting!
Japanese company gives non-smokers 6 extra holiday days a year to compensate for cigarette breaks
Death By Catchphrase 