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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 10.965m to data values 1928-1930 to refer to RLR
Add 5.119m to data values 1931 onwards to refer to RLR
RLR is 14.000m below primary benchmark TGBM N9 N28