its been a few years since I looked at Split prices TBH; and I was looking at 'the samba' at the time; project buses; month by month you could see the prices of even the rustiest, picked over buses doubling and tripling...
...they are certainly a niche market, but then again they are now bigger than ever in 'pop culture' and folk getting married seem to want one at the wedding reception for pics etc, n theres an increase in firms hiring out buses for such occasions...
I think prices of T25's have 'peaked' somewhat; a lotta folk see them as too complicated, too underpowered n needing 'specialist' mechanics to look after them - a lot of ex-t25 owners now seem to be switching to T4's, and demand and therefore prices of T4's seem on the up...