Refer to the following data on the U.S. consumer price index andanswer the questions below.Year CPI Year CPI Year CPI Year CPI1988 118.3 1993 144.5 1998 163.0 2003 184.01989 124.0 1994 148.2 1999 166.6 2004 188.91990 130.7 1995 152.4 2000 172.2 2005 195.31991 136.2 1996 156.9 2001 177.1 2006 201.81992 140.3 1997 160.5 2002 179.9a. Compute the inflation rate for each year 1989-2006.b. Which years were years of inflation?c. In which years did deflation occur?d. In which years did disinflation occur?e. Was there hyperinflation in any year?