There are many different types of shopping centres In Australia. In 2018, the Shopping Centre Council of Australia Identified Australia had 1,630 existing shopping centres, being defined as a major Integrated retail centre with at least 1,000 m2 (11,000 sq ft) of lettable retail floor-space, with over 65,000 specialty shops. Of the 1,630 shopping centres, 78 are defined as regional centres, 96 as central business district centres, 291 as sub-regional centres (being those that include at least one discount department store as the major anchor tenant) and 1,120 Neighbourhood or supermarket-based shopping centres. The remaining centres are smaller sub-regional centres, neighbourhood centres or speciality shops with typically less than 10,000 m2 (110,000 sq ft) gross leasable area.