I gave that up years ago, too lazy now. 😮 In my day though I used to build at least one Airfix or suchlike kit per week. The only assembled kits I have now are a 1:48th scale DC-3 in Lufthansa colours and a badly done 1:144 scale BAC-1-11 in Aer Lingus 1960’s livery.
I havent made that many only a BA concorde, 747 BA & Lufthansa, 777 singapore, F-22, F/A-18 and a harrier.