How many doentaries are on the Finnish channel "YLE Teema"?

Go to Yle Areena http://areena.yle.fi/ and on the top of the page it says Dokumentteja, go there and it shows doentaries currently available. You can also try the search, type in Dokumentti and choose video and Ulkomailla katseltavat ja kuunneltavat ohjelmat if you are not in Finland. Areena has programmes from all four Yle tv-channels and also the radio channels.