Schedule of Changes to Michigan newkeys
/* LEONARD */
if year = 1988 and FSCSKEY = 'MI0001' then newkey = 'MI0405';
if year = 1989 and FSCSKEY = 'MI0001' then newkey = 'MI0405';
if year = 1990 and FSCSKEY = 'MI0001' then newkey = 'MI0405';
if year = 1991 and FSCSKEY = 'MI0001' then newkey = 'MI0405';
if year = 1992 and FSCSKEY = 'MI0001' then newkey = 'MI0405';
if year = 1993 and FSCSKEY = 'MI0001' then newkey = 'MI0405';
/* ADRIAN */
if year = 1988 and FSCSKEY = 'MI0002' then newkey = 'MI0406';
if year = 1989 and FSCSKEY = 'MI0002' then newkey = 'MI0406';
if year = 1990 and FSCSKEY = 'MI0002' then newkey = 'MI0406';
if year = 1991 and FSCSKEY = 'MI0002' then newkey = 'MI0406';
if year = 1992 and FSCSKEY = 'MI0002' then newkey = 'MI0406';
if year = 1993 and FSCSKEY = 'MI0002' then newkey = 'MI0406';
/* ALANSON */
if year = 1988 and FSCSKEY = 'MI0003' then newkey = 'MI0407';
if year = 1989 and FSCSKEY = 'MI0003' then newkey = 'MI0407';
if year = 1990 and FSCSKEY = 'MI0003' then newkey = 'MI0407';
if year = 1991 and FSCSKEY = 'MI0003' then newkey = 'MI0407';
if year = 1992 and FSCSKEY = 'MI0003' then newkey = 'MI0407';
if year = 1993 and FSCSKEY = 'MI0003' then newkey = 'MI0407';
/* ALBION */
if year = 1988 and FSCSKEY = 'MI0004' then newkey = 'MI0408';
if year = 1989 and FSCSKEY = 'MI0004' then newkey = 'MI0408';
if year = 1990 and FSCSKEY = 'MI0004' then newkey = 'MI0408';
if year = 1991 and FSCSKEY = 'MI0004' then newkey = 'MI0408';
if year = 1992 and FSCSKEY = 'MI0004' then newkey = 'MI0408';
if year = 1993 and FSCSKEY = 'MI0004' then newkey = 'MI0408';
/* HARRISVILLE */
if year = 1988 and FSCSKEY = 'MI0005' then newkey = 'MI0409';
if year = 1989 and FSCSKEY = 'MI0005' then newkey = 'MI0409';
if year = 1990 and FSCSKEY = 'MI0005' then newkey = 'MI0409';
if year = 1991 and FSCSKEY = 'MI0005' then newkey = 'MI0409';
if year = 1992 and FSCSKEY = 'MI0005' then newkey = 'MI0409';
if year = 1993 and FSCSKEY = 'MI0005' then newkey = 'MI0409';
/* ALLEGAN */
if year = 1988 and FSCSKEY = 'MI0006' then newkey = 'MI0410';
if year = 1989 and FSCSKEY = 'MI0006' then newkey = 'MI0410';
if year = 1990 and FSCSKEY = 'MI0006' then newkey = 'MI0410';
if year = 1991 and FSCSKEY = 'MI0006' then newkey = 'MI0410';
if year = 1992 and FSCSKEY = 'MI0006' then newkey = 'MI0410';
if year = 1993 and FSCSKEY = 'MI0006' then newkey = 'MI0410';
/* ALLENDALE */
if year = 1988 and FSCSKEY = 'MI0007' then newkey = 'MI0411';
if year = 1989 and FSCSKEY = 'MI0007' then newkey = 'MI0411';
if year = 1990 and FSCSKEY = 'MI0007' then newkey = 'MI0411';
if year = 1991 and FSCSKEY = 'MI0007' then newkey = 'MI0411';
if year = 1992 and FSCSKEY = 'MI0007' then newkey = 'MI0411';
if year = 1993 and FSCSKEY = 'MI0007' then newkey = 'MI0411';
/* ALMA */
if year = 1988 and FSCSKEY = 'MI0008' then newkey = 'MI0412';
if year = 1989 and FSCSKEY = 'MI0008' then newkey = 'MI0412';
if year = 1990 and FSCSKEY = 'MI0008' then newkey = 'MI0412';
if year = 1991 and FSCSKEY = 'MI0008' then newkey = 'MI0412';
if year = 1992 and FSCSKEY = 'MI0008' then newkey = 'MI0412';
if year = 1993 and FSCSKEY = 'MI0008' then newkey = 'MI0412';
/* ALPENA */
if year = 1988 and FSCSKEY = 'MI0009' then newkey = 'MI0414';
if year = 1989 and FSCSKEY = 'MI0009' then newkey = 'MI0414';
if year = 1990 and FSCSKEY = 'MI0009' then newkey = 'MI0414';
if year = 1991 and FSCSKEY = 'MI0009' then newkey = 'MI0414';
if year = 1992 and FSCSKEY = 'MI0009' then newkey = 'MI0414';
if year = 1993 and FSCSKEY = 'MI0009' then newkey = 'MI0414';
/* AMASA */
if year = 1988 and FSCSKEY = 'MI0011' then newkey = 'MI9011';
if year = 1989 and FSCSKEY = 'MI0011' then newkey = 'MI9011';
if year = 1990 and FSCSKEY = 'MI0011' then newkey = 'MI9011';
if year = 1991 and FSCSKEY = 'MI0011' then newkey = 'MI9011';
if year = 1992 and FSCSKEY = 'MI0011' then newkey = 'MI9011';
if year = 1993 and FSCSKEY = 'MI0011' then newkey = 'MI9011';
if year = 1994 and FSCSKEY = 'MI0011' then newkey = 'MI9011';
if year = 1995 and FSCSKEY = 'MI0011' then newkey = 'MI9011';
if year = 1996 and FSCSKEY = 'MI0011' then newkey = 'MI9011';
if year = 1997 and FSCSKEY = 'MI0011' then newkey = 'MI9011';
/* IDLEWILD */
if year = 1988 and FSCSKEY = 'MI0164' then newkey = 'MI9008';
if year = 1989 and FSCSKEY = 'MI0164' then newkey = 'MI9008';
if year = 1990 and FSCSKEY = 'MI0164' then newkey = 'MI9008';
if year = 1991 and FSCSKEY = 'MI0164' then newkey = 'MI9008';
if year = 1992 and FSCSKEY = 'MI0164' then newkey = 'MI9008';
if year = 1993 and FSCSKEY = 'MI0164' then newkey = 'MI9008';
if year = 1994 and FSCSKEY = 'MI0164' then newkey = 'MI9008';
if year = 1995 and FSCSKEY = 'MI0164' then newkey = 'MI9008';
if year = 1996 and FSCSKEY = 'MI0164' then newkey = 'MI9008';
if year = 1997 and FSCSKEY = 'MI0164' then newkey = 'MI9008';
/* LANSING */
/* Lansing PL (MI0189) 1988-1996 */
/* CAPITAL AREA DL (MI0424) 1998-2001 */
/* MASON COUNTY */
/* Scottville (MI0219) 1988-1993 */
/* Ludington...Mason County DL */
/* PONTIAC */
/* OAKLAND CT REFERENCE (MI0252) 1988-1989 */
/* OAKLAND CT RESEARCH L (MI0404) 1994-1997 */
/* SEBEWAING */
if year = 1988 and FSCSKEY = 'MI0306' then newkey = 'MI9007';
if year = 1989 and FSCSKEY = 'MI0306' then newkey = 'MI9007';
if year = 1990 and FSCSKEY = 'MI0306' then newkey = 'MI9007';
if year = 1991 and FSCSKEY = 'MI0306' then newkey = 'MI9007';
if year = 1992 and FSCSKEY = 'MI0306' then newkey = 'MI9007';
if year = 1993 and FSCSKEY = 'MI0306' then newkey = 'MI9007';
if year = 1994 and FSCSKEY = 'MI0306' then newkey = 'MI9007';
if year = 1995 and FSCSKEY = 'MI0306' then newkey = 'MI9007';
if year = 1996 and FSCSKEY = 'MI0306' then newkey = 'MI9007';
if year = 1997 and FSCSKEY = 'MI0306' then newkey = 'MI9007';
/* LANSING (L of MICHIGAN) */
if year = 1988 and FSCSKEY = 'MI0380' then newkey = 'MI9975';
December 16, 2022