Percentage increase from last year: 1.2% Percentage increase from last year: 2.4%Percentage increase from last year: 2.6% Percentage increase from last year: 2.6% Percentage increase from last year: 2.7% Percentage increase from last year: 2.7% Percentage increase from last year: 2.9% Percentage increase from last year: 3%Percentage increase from last year: 3.1% Percentage increase from last year: 3.6%