Add 7.000m to data values 1993-1998 to refer to RLR<br>Add 7.008m to data values 1999-2001 to refer to RLR<br>Add 6.996m to data values for 2005 to refer to RLR<br>Add 7.000m to data values 2006-2007 to refer to RLR<br>Add 6.996m to data values 2008-2010 to refer to RLR<br>Add 6.130m to data values for 2010 to refer to RLR<br>Add 6.117m to data values 2011 onwards to refer to RLR<br>RLR is 10.184m below primary benchmark POL 13