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If the image above appears blurry, or you would like to see a larger image, please view the full-sized image of the RLR diagram.
Add 5.125m to data values 1982-1998 to refer to RLR
Add 5.124m to data values 1999-2000 to refer to RLR
Add 5.123m to data values 2001 onwards to refer to RLR
RLR is 10.000m below primary benchmark Attached BM