Just looked at the Ryanair site for August, and it seems there will be 8 based aircraft.
8 aircraft are needed on Mon, Wed and Sat, with 7 on Tue, Thu, Fri and Sun.
There are also some increases for at least August on:
MAD: from 5 to 6 weekly
LIS: from 4 to 5 weekly
CFU: from 2 to 3 weekly*
BUD: 3 to 4 weekly
BGY: from 7 to 8 weekly
FAO: from 10 to 11 weekly
ALC: from 10 to 12 weekly
ACE: from 3 to 5 weekly
AGP: from 10 to 12 weekly
TFS: from 7 to 8 weekly
BZR: from 2 to 3 weekly*
*Im sure CFU and BZR were only 2 weekly this summer but someone can confirm.
Reductions:
WMI: from 3 to 2 weekly
REU: from 2 to 1 weekly
Not loaded yet:
PFO, BIQ and BRE.
All based on 10-17th August.