Harness racing, also colloquially known as trotting or the trots, is a spectator sport in Australia, with significant amounts of money wagered annually with bookmakers and the Totalisator Agency Board (TAB). In Australia there are 90 harness racing tracks, which hold over 1,900 meetings annually. There are approximately 2,900 drivers and 4,000 trainers with about 5,000 Standardbred horses foaled and registered each year.