Table 3: The correlation of the Gini coefficient and other measures.

Q5/Q1 Q5/(Q1 + Q2) Q2 + Q3 1960 0.78 0.89 −0.88 1970 0.68 0.72 −0.70 1985 0.72 0.89 −0.91 1999 0.84 0.89 −0.94