42 #1s on M Countdown in 2009. Top winner 2PM (8), then 2NE1 (4). 6 songs with 3+ wins, 16 artists winning here for the first time this year. Open an episode for that week's other shows and song details.
In 2009, 16 artists and 18 songs shared the M Countdown trophy; the busiest month was month 4 (5 wins). The longest run was “Strong Baby” by 승리, 4 weeks. First-time winners on this show this year: SS501, Seungri, Kara, Davichi, Super Junior and 11 more. Dates in the table open episode pages; same colour in the heatmap means the same artist.
