BLACKPINK - 31.45 weeks (346/11)
BTS – 35.21 (845/24)
N.O – 1
Heartbeat - 1
Make It Right (feat. Lauv) - 1
Come Back Home - 1
Miss Right – 2
Danger – 2
Dream Glow - 3
Mic Drop (Steve Aoki Remix) - 4
Boy in Luv – 5
I NEED U – 13
RUN – 15
FIRE – 17
Life Goes On – 24
Savage Love (BTS Remix) - 31
Dynamite - 37
Black Swan – 40
ON – 51
FAKE LOVE - 52
Blood Sweat & Tears – 56
IDOL – 79
DNA – 82
Boy with Luv – 108
Spring Day - 220
Mamamoo – 18.14 (381/21)
Ahh-Oop! – 2
Don’t Be Happy – 3
Paint Me – 3
New York – 6
AYA - 6
Mr. Ambiguous - 11
Rainy Season - 11
Wind Flower – 12
Taller than You – 12
Peppermint Chocolate - 13
I Miss You - 14
Piano Man – 14
Gogobebe - 17
Yes I Am - 18
Um Ah Oh Yeh – 24
Egotistic – 27
Dingga – 28
You’re the Best - 29
Starry Night - 35
Decalcomanie - 42
HIP - 54
Red Velvet – 24.43 (342/14)
TWICE – 33.06 (529/16)
The Best Thing I Ever Did – 3
Merry & Happy - 4
Signal – 22
Feel Special – 22
More & More – 22
I CAN’T STOP ME - 25
What is Love? – 29
Knock Knock – 30
FANCY – 36
Heart Shaker - 36
LIKEY – 38
YES OR YES – 42
TT – 44
Like Ooh-Ahh – 49
Dance the Night Away – 61
Cheer Up – 66
Averages ranked from 5 to 1:
5. Mamamoo - 18.14 weeks
4. Red Velvet - 24.43 weeks
3. BLACKPINK - 31.45 weeks
2. TWICE - 33.06 weeks
1. BTS - 35.21 weeks
NOTE: I chose digital singles that were title tracks (double title tracks included), standalone digital singles (Savage Love Remix), or promoted pre-releases (Black Swan, HYLT, Ice Cream, Dingga).
Also the measurement is "weeks in top 100 of Gaon Digital Chart".