Every week, the show awards the best-performing single on the chart in the country during its live broadcast.
In 2018, 35 singles ranked number one on the chart and 21 music acts were awarded first-place trophies.
Two songs collected trophies for three weeks and achieved a triple crown: "Love Scenario" by iKon, and "Ddu-Du Ddu-Du" by Blackpink.
Of all releases for the year, only two songs earned a perfect score of 11,000 points: "Fake Love" by BTS and "I Want You" by Shinee.
Scoring System: Digital Music Sales (45%), Album Sales (15%), Social Media Score (YouTube official music video views + SNS buzz) (20%), Global Fan Votes (10%), Mnet Broadcast Score (10%), SMS Live Vote 10%.