my $EngWales_First_cat_observed;
  my $EngWales_First_cat_DSRs;
  my $EngWales_First_cat_Lower_95_Confidence_Limits;
  my $EngWales_First_cat_Upper_95_Confidence_Limits;
  
  my $EngWales_Second_cat_observed;
  my $EngWales_Second_cat_DSRs;
  my $EngWales_Second_cat_Lower_95_Confidence_Limits;
  my $EngWales_Second_cat_Upper_95_Confidence_Limits;