Doctor Who - Arachnids in the UK

Here are my rankings for the fourth stories of each Doctor:

1) Genesis of the Daleks by Terry Nation
2) Inferno by Don Houghton
3) The Time of Angels by Steven Moffat
4) Marco Polo by John Lucarotti
5) School Reunion by Toby Whithouse
6) The Visitation by Eric Saward
7) The Mark of the Rani by Pip Baker and Jane Baker
8) The Moonbase by Kit Pedler
9) Listen by Steven Moffat
10) Aliens of London by Russell T. Davies
11) Arachnids in the UK by Chris Chibnall
12) Dragonfire by Ian Briggs