Summer TV Ratings, January 20: Nick Kyrgios serves as Nine's main drawcard as Australian Open is #1

Total TV Ratings, January 13

I'm a Celebrity... Get Me Out of Here! was the top non-news program in the total TV ratings with 735,000 viewers, this was a robust increase of 26% on its overnight ratings.

On Seven, a repeat of Border Security: Australia's Front Line had 383,000 before Mates on a Mission had 292,000 viewers.

On Nine, Hot Seat (426,000) and Space Invaders (349,000) were the top performers.

Overnight TV Ratings, January 20

Nine continues to win big thanks to its ongoing coverage of the Australian Open which led to the broadcaster being able to claim the top primary channel (30.0%) and network (37.6%) for the fourth consecutive night.

Nine will be disappointed to see Nick Kyrgios go home after his second-round loss to Daniil Medvedev, as the Aussie has served as the ultimate drawcard in primetime. The match was the top non-news program of the night with the first night session having an average of 886,000 while the second session had 867,000 viewers.

Australian Open TV Ratings Day 4:
Day Session: 448,000 (309,000 metro & 139,000 regional)
Night Session: 1,196,000 (886,000 & 310,000 regional)
Night Session 2: 1,151,000 (867,000 metro & 284,000 regional)

With no Big Bash League on Seven last night, the broadcaster dished up a repeat of Border Security: Australia's Front Line which brought in 473,000 viewers.

On 10, I'm a Celebrity... Get Me Out of Here! was the top entertainment show with 535,000 viewers. The episode saw Beau Ryan decide and leave the show, he was the fourth person in eight seasons of I'm A Celebrity... Get Me Out Of Here!  to say the words following Bernard Tomic, Anthony Mundine and Mel Buttle.

On the ABC, Kurt Fearnley's One Plus One featured Ellie Cole and brought in 176,000 viewers before Miriam and Alan: Lost in Scotland then had 249,000.

On SBS, A Short History of Living Longer was the top non-news program with 112,000 viewers.