February 19, 2021 11:23 Novak Djokovic’s three set defeat of Aslan Karastev to qualify for the men’s Australian Open finals attracted 589,000 metro viewers from 7:45pm to 9:39pm. The first night session within which most of the Djokovic match fell, coded from 7:15pm to 8:59pm for ratings purposes, pulled a slightly lower figure of 562,000 ahead of the launch of Gogglebox on Ten at 8:30pm, which had 502,000 capital city viewers. The Australian Open’s night session topped the 16-39s and 18-49s advertising demographics, while Gogglebox prevailed among 25-54s. Seven’s 8:30pm offering of Wife Swap Australia, its second episode, drew 306,000 metro viewers. At 7:30pm, Ten aired Ambulance Australia to an audience of 303,000 across the five capital cities.