The following table gives the official estimates of the population of Northern Ireland of residents aged 90 years and over, from 1995 to 2005.
Registration year Persons aged 90 and over 1995 6,500 1996 6,900 1997 7,000 1998 7,300 1999 7,300 2000 7,200 2001 7,300 2002 7,400 2003 7,500 2004 8,000 2005 8,300