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Using the 3-period moving average forecast model, compute the mean absolute percentage error (MAPE) of the forecasts for 1960-2015 . (please enter as a percentage

Using the 3-period moving average forecast model, compute the mean absolute percentage error (MAPE) of the forecasts for 1960-2015. (please enter as a percentage rounded to the 2nd decimal place, e.g. if the MAPE=3.42% enter 3.42)

1960 39.869117
1961 40.307136
1962 41.731885
1963 44.037181
1964 45.788951
1965 47.234902
1966 50.035367
1967 52.597132
1968 54.306187
1969 56.285569
1970 59.186071
1971 58.04156
1972 58.937904
1973 58.241491
1974 56.330758
1975 54.733273
1976 54.722896
1977 55.100782
1978 55.074118
1979 58.005609
1980 59.007873
1981 58.529329
1982 57.457822
1983 54.415961
1984 58.849156
1985 57.538724
1986 56.575231
1987 57.166745
1988 57.874997
1989 57.482679
1990 58.559602
1991 57.871727
1992 57.655057
1993 55.822082
1994 58.043638
1995 57.540135
1996 58.387225
1997 58.856691
1998 59.314083
1999 57.614481
2000 57.366024
2001 58.541348
2002 56.833673
2003 56.032784
2004 55.942348
2005 55.044002
2006 55.937854
2007 56.435649
2008 57.587014
2009 56.670274
2010 58.206642
2011 60.549593
2012 62.302799
2013 64.201461
2014 69.652611
2015 70.220845

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