The Texas Department of Insurance publishes data on all the insurance claims closed during a given year. For the thirteen years from 1990 to 2002 the following table lists the percentage of medical malpractice claims closed in each year for which the injury actually occurred in the same year.
Year-% of injuries in the year that are closed in that year
1990-0.32
1991-1.33
1992-0.86
1993-0.54
1994-0.69
1995-0.74
1996-0.76
1997-1.39
1998-1.43
1999-0.55
2000-0.66
2001-0.72
2002-1.06
Calculate the average percentage of claims that close in the same year as the injury occurs.