From the same study you linked:

However, if each lost quality adjusted life year is considered to be worth €22 200, the net effect is reversed to be €70 200 (€71.600 when adjusted with propensity score) per individual in favour of non-smoking.

Then there are the risks to other people from second hand smoke: https://www.nhsinform.scot/healthy-living/stopping-smoking/reasons-to-stop/dangers-of-second-hand-smoke/