Yes, you are misunderstanding it: the house prices are 8.4 higher than in Sep 2017, BUT, they are lower than in, say, Jun 2018. So it is not just "rate of incre

Yes, you are misunderstanding it: the house prices are 8.4 higher than in Sep 2017, BUT, they are lower than in, say, Jun 2018. So it is not just "rate of increase has decreased", the absolute values are lower than a few months ago.