obs

Actual

Fitted

Residual

Residual Plot

1985

4.21804

4.62157

−0.40353

| * . | . |

1986

4.23555

4.60596

−0.37041

| * . | . |

1987

4.65586

4.73692

−0.08106

| . * | . |

1988

4.93519

4.86203

0.07316

| . | * . |

1989

5.37898

5.04292

0.33605

| . | . * |

1990

5.58912

5.20285

0.38627

| . | . * |

1991

5.74332

5.95776

−0.21444

| * | . |

1992

6.27777

6.17920

0.09857

| . | * . |

1993

6.52781

6.38822

0.13959

| . | * . |

1994

6.80228

6.69186

0.11042

| . | * . |

1995

7.56693

7.56298

0.00395

| . * . |

1996

7.90201

7.92845

−0.02644

| . *| . |

1997

7.93809

7.96116

−0.02307

| . *| . |

1998

7.90411

7.86450

0.03961

| . |* . |

1999

8.06903

7.85702

0.21201

| . | * |

2000

8.42991

8.33438

0.09553

| . | * . |

2001

8.46064

8.63135

−0.17071

| .* | . |

2002

8.84107

8.76804

0.07303

| . | * . |

2003

9.04629

9.23248

−0.18619

| .* | . |

2004

9.34234

9.43237

−0.09002

| . * | . |

2005

9.58687

9.50534

0.08153

| . | * . |

2006

9.82901

9.92019

−0.09118

| . * | . |

2007

9.93582

10.4885

−0.55264

|* . | . |