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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 2.361m to data values 1955-1970 to refer to RLR
Add 2.336m to data values 1971-1983 to refer to RLR
Add 5.431m to data values 1984 onwards to refer to RLR
RLR is 9.914m below primary benchmark TM 5482 9273