1990 – December-January February-March April-May June-July
August-September October-November
1991 – December-January February-March April-May June-July
August-September October-November
1992 – December-January February-March April-May June-August
September-October November-December
1993 – January-February March-April May-June July-August September-October November-December
1994 – January-February March-April May-June July-August September-October November-December
1995 – January-February March-April May-June July-August September-October November-December
1996 – January-February March-April May-June July-August September-October November-December
1997 – January-February March-April May-June July-August September-October November-December
1998 – January-February March-April May-June July-August September-October November-December
1999 – January-February March-April May-June July-August September-October November-December