Katy Perry's "Chained To The Rhythm (featuring Skip Marley)" posted the third-best pop radio add total in Mediabase history.

In addition to topping the hot adult contemporary radio add board, Katy Perry’s “Chained To The Rhythm” earns this week’s most added honor at pop radio.

And it does so with one of the biggest totals in Mediabase Top 40 history.

“Chained To The Rhythm” was added by a whopping 174 Mediabase-pop stations this week. Only two songs — Justin Timberlake’s “Can’t Stop The Feeling” (186) and Taylor Swift’s “Wildest Dreams” (178) — received more pop adds in a single Mediabase reporting period.

Added by 58 stations, Maroon 5’s “Cold (featuring Future)” takes second place. Ariana Grande’s “Everyday (featuring Future)” grabs third with 37 adds, while an add count of 28 slots Marian Hill’s “Down” in fourth place.

Credited with 27 pickups, Martin Garrix & Dua Lipa’s “Scared To Be Lonely” ranks as fifth-most added.

This week’s other notable pop radio options: Bruno Mars’ “That’s What I Like” (20 adds, 6th-most), Snakehips & MO’s “Don’t Leave” (19 adds, 7th-most), Julia Michaels’ “Issues” (18 adds, 8th-most), Big Sean’s “Bounce Back” (17 adds, 9th-most), and James Arthur’s “Say You Won’t Let Go” (16 adds, 10th-most).

Major Market Adds:
New York – Z100 – Chained To The Rhythm (Katy Perry ft. Skip Marley), Everyday (Ariana Grande ft. Future), Cold (Maroon 5 ft. Future)
New York – 103.5 KTU – Chained To The Rhythm (Katy Perry ft. Skip Marley), Mercy (Shawn Mendes), Don’t Leave (Snakehips & MO)
New York – 92.3 AMP – Chained To The Rhythm (Katy Perry ft. Skip Marley), iSpy (KYLE ft. Lil Yachty), Run Up (Major Lazer ft. PARTYNEXTDOOR & Nicki Minaj)

Los Angeles – 102.7 KIIS – Chained To The Rhythm (Katy Perry ft. Skip Marley), Cold (Maroon 5 ft. Future), Don’t Leave (Snakehips & MO)
Los Angeles – Radio Disney – Chained To The Rhythm (Katy Perry ft. Skip Marley), Work The Middle (Alex Aiono), No Lie (Sean Paul ft. Dua Lipa), So Good (Zara Larsson ft. Ty Dolla $ign)
Los Angeles – 97.1 AMP – Chained To The Rhythm (Katy Perry ft. Skip Marley)

Chicago – B96 – Chained To The Rhythm (Katy Perry ft. Skip Marley), Scared To Be Lonely (Martin Garrix & Dua Lipa)
Chicago – 103.5 KISS – Chained To The Rhythm (Katy Perry ft. Skip Marley), Down (Marian Hill), Cold (Maroon 5 ft. Future), Cake (Flo Rida & 99 Percent), All Night (Chance The Rapper ft. Knox Fortune)

San Francisco – 99-7 NOW – Chained To The Rhythm (Katy Perry ft. Skip Marley), iSpy (KYLE ft. Lil Yachty), Don’t Leave (Snakehips & MO), Not Nice (PARTYNEXTDOOR)
San Francisco – WiLD 94.9 – Chained To The Rhythm (Katy Perry ft. Skip Marley), Say You Won’t Let Go (James Arthur), Weak (AJR), Don’t Leave (Snakehips & MO), iSpy (KYLE ft. Lil Yachty)

Dallas – Hot 93.3 – Chained To The Rhythm (Katy Perry ft. Skip Marley), Down (Marian Hill)
Dallas – 103.7 AMP – Chained To The Rhythm (Katy Perry ft. Skip Marley), That’s What I Like (Bruno Mars)
Dallas – 106.1 KISS – Chained To The Rhythm (Katy Perry ft. Skip Marley), Bounce Back (Big Sean), Cold (Maroon 5 ft. Future)