Evolution des notes des volumes selon les chroniques:
16.25,15.50,15.12,14.75,15.50,15.25,16.00,14.75,15.25,15.00,14.75,15.00,15.25,15.50,15.50,16.00,15.00,15.50,16.25,15.75,14.75,14.75,15.00,15.00,15.25,15.00,15.25,15.50
