Long description

Determining a chained price index. There are 3 rows. The first is labelled Price ratios, the second is labelled Index and the third is labelled Base year. The row headed Index contains three numbers. These are 100, 119.2 and 126.2. Above these, the row labelled Price ratios contains two arrows. The first goes from the index number 100 to the index number 119.2. Above the arrow is written times 1.192. The second arrow goes from the index number 119.2 to the index number 126.2. Above the arrow is written times 1.059. The last row has three ovals each containing a number. The first contains 2007, below the index number 100. The second contains 2008, below the index number 119.2. The third and last contains 2009 below the index number 126.2.