But through all of that the German civil code after WW2 still looked quite similar to the one pre-WW1, e.g, rules on how people transact or private property had

But through all of that the German civil code after WW2 still looked quite similar to the one pre-WW1, e.g, rules on how people transact or private property had huge continuity. Isn't the question not that laws etc. change but if there is true reduction of the total?