"Figure 3: Mean absolute and mean squared revisions between first published estimate and subsequent estimates","" "","" "","" "Notes","" "Unit","Percentage (%) points" "","" "","Mean absolute revision","Mean squared revision" "1st and 2nd Estimate","0.37","0.21" "1st and 3rd Estimate","0.46","0.29" "1st and 4th Estimate","0.45","0.33" "1st and 5th Estimate","0.45","0.33" "1st and 6th Estimate","0.41","0.30" "1st and 7th Estimate","0.43","0.31" "1st and 8th Estimate","0.43","0.32"