| 19-Nov-1979 | 17.00 |
| 04-Jul-1980 | 16.00 |
| 25-Nov-1980 | 14.00 |
| 11-Mar-1981 | 12.00 |
| 16-Sep-1981 | 14.00 |
| 01-Oct-1981 | 16.00 |
| 14-Oct-1981 | 15.50 |
| 09-Nov-1981 | 15.00 |
| 04-Dec-1981 | 14.50 |
| 25-Jan-1982 | 14.00 |
| 25-Feb-1982 | 13.50 |
| 12-Mar-1982 | 13.00 |
| 08-Jun-1982 | 12.50 |
| 14-Jul-1982 | 12.00 |
| 02-Aug-1982 | 11.50 |
| 18-Aug-1982 | 11.00 |
| 31-Aug-1982 | 10.50 |
| 07-Oct-1982 | 10.00 |
| 14-Oct-1982 | 9.50 |
| 05-Nov-1982 | 9.00 |
| 26-Nov-1982 | 10.00 |
| 12-Jan-1983 | 11.00 |
| 15-Mar-1983 | 10.50 |
| 15-Apr-1983 | 10.00 |
| 15-Jun-1983 | 9.50 |
| 04-Oct-1983 | 9.00 |
| 07-Mar-1984 | 8.75 |
| 10-May-1984 | 9.25 |
| 06-Jul-1984 | 10.00 |
| 11-Jul-1984 | 12.00 |
| 09-Aug-1984 | 11.50 |
| 10-Aug-1984 | 11.00 |
| 20-Aug-1984 | 10.50 |
| 07-Nov-1984 | 10.00 |
| 20-Nov-1984 | 9.75 |
| 11-Jan-1985 | 10.50 |
| 14-Jan-1985 | 12.00 |
|
| 28-Jan-1985 | 14.00 |
| 20-Mar-1985 | 13.50 |
| 03-Apr-1985 | 13.25 |
| 12-Apr-1985 | 12.75 |
| 12-Jun-1985 | 12.50 |
| 15-Jul-1985 | 12.00 |
| 29-Jul-1985 | 11.50 |
| 09-Jan-1986 | 12.50 |
| 19-Mar-1986 | 11.50 |
| 08-Apr-1986 | 11.00 |
| 21-Apr-1986 | 10.50 |
| 27-May-1986 | 10.00 |
| 14-Oct-1986 | 11.00 |
| 10-Mar-1987 | 10.50 |
| 18-Mar-1987 | 10.00 |
| 29-Apr-1987 | 9.50 |
| 11-May-1987 | 9.00 |
| 07-Aug-1987 | 10.00 |
| 26-Oct-1987 | 9.50 |
| 05-Nov-1987 | 9.00 |
| 04-Dec-1987 | 8.50 |
| 02-Feb-1988 | 9.00 |
| 17-Mar-1988 | 8.50 |
| 11-Apr-1988 | 8.00 |
| 18-May-1988 | 7.50 |
| 03-Jun-1988 | 8.00 |
| 06-Jun-1988 | 8.50 |
| 22-Jun-1988 | 9.00 |
| 28-Jun-1988 | 9.50 |
| 04-Jul-1988 | 10.00 |
| 18-Jul-1988 | 10.50 |
| 08-Aug-1988 | 11.00 |
| 25-Aug-1988 | 12.00 |
| 25-Nov-1988 | 13.00 |
| 24-May-1989 | 14.00 |
| 05-Oct-1989 | 15.00 |
| 08-Oct-1990 | 14.00 |
|
| 13-Feb-1991 | 13.50 |
| 27-Feb-1991 | 13.00 |
| 22-Mar-1991 | 12.50 |
| 12-Apr-1991 | 12.00 |
| 24-May-1991 | 11.50 |
| 12-Jul-1991 | 11.00 |
| 04-Sep-1991 | 10.50 |
| 05-May-1992 | 10.00 |
| 16-Sep-1992 | 12.00 |
| 18-Sep-1992 | 10.00 |
| 23-Sep-1992 | 9.00 |
| 16-Oct-1992 | 8.00 |
| 13-Nov-1992 | 7.00 |
| 26-Jan-1993 | 6.00 |
| 23-Nov-1993 | 5.50 |
| 08-Feb-1994 | 5.25 |
| 12-Sep-1994 | 5.75 |
| 07-Dec-1994 | 6.25 |
| 03-Feb-1995 | 6.75 |
| 13-Dec-1995 | 6.50 |
| 18-Jan-1996 | 6.25 |
| 06-Mar-1996 | 6.00 |
| 06-Jun-1996 | 5.75 |
| 30-Oct-1996 | 6.00 |
| 06-May-1997 | 6.25 |
| 06-Jun-1997 | 6.50 |
| 10-Jul-1997 | 6.75 |
| 07-Aug-1997 | 7.00 |
| 06-Nov-1997 | 7.25 |
| 04-Jun-1998 | 7.50 |
| 08-Oct-1998 | 7.25 |
| 05-Nov-1998 | 6.75 |
| 10-Dec-1998 | 6.25 |
| 07-Jan-1999 | 6.00 |
| 04-Feb-1999 | 5.50 |
| 08-Apr-1999 | 5.25 |
| 10-Jun-1999 | 5.00 |
|
| 08-Sep-1999 | 5.25 |
| 04-Nov-1999 | 5.50 |
| 13-Jan-2000 | 5.75 |
| 10-Feb-2000 | 6.00 |
| 08-Feb-2001 | 5.75 |
| 05-Apr-2001 | 5.50 |
| 10-May-2001 | 5.25 |
| 02-Aug-2001 | 5.00 |
| 18-Sep-2001 | 4.75 |
| 04-Oct-2001 | 4.50 |
| 08-Nov-2001 | 4.00 |
| 06-Feb-2003 | 3.75 |
| 10-Jul-2003 | 3.50 |
| 06-Nov-2003 | 3.75 |
| 05-Feb-2004 | 4.00 |
| 06-May-2004 | 4.25 |
| 10-Jun-2004 | 4.50 |
| 05-Aug-2004 | 4.75 |
| 04-Aug-2005 | 4.50 |
| 03-Aug-2006 | 4.75 |
| 09-Nov-2006 | 5.00 |
| 11-Jan-2007 | 5.25 |
| 10-May-2007 | 5.50 |
| 05-Jul-2007 | 5.75 |
| 06-Dec-2007 | 5.50 |
| 07-Feb-2008 | 5.25 |
| 10-Apr-2008 | 5.00 |
| 08-Oct-2008 | 4.50 |
|