The average rate of sea level rise was 1.3 [0.6 to 2.1] mm yr –1 between 1901 and 1971, increasing to 1.9 [0.8 to 2.9] mm yr –1 between 1971 and 2006, and further increasing to 3.7 [3.2 to 4.2] mm yr –1 between 2006 and 2018