Spotify’s Top 10 most viral tracks

The following list represents the most viral tracks on Spotify, based on the number of people who shared it divided by the number who listened to it, from Monday, Sept. 30, to Sunday, Oct. 6, via Facebook, Tumblr, Twitter and Spotify.

UNITED STATES

1. Sia, “Elastic Heart — From “The Hunger Games: Catching Fire” Soundtrack” (RCA)

2. Badfinger, “Baby Blue” (Warner Bros. Records)

3. Ylvis, “The Fox” (Parlophone Music Norway)

4. Phantogram, “Black Out Days” (Universal Republic)

5. The Chain Gang of 1974, “Sleepwalking” (Rockstar Games)

6. Christina Aguilera, “We Remain — From “The Hunger Games: Catching Fire” Soundtrack” (RCA)

7. Danny Brown, “25 Bucks (feat. Purity Ring)” (Fool’s Gold)

8. Lady Antebellum, “Compass” (Capitol Records Nashville)

9. Junip, “Line of Fire” (Mute)

10. The Killers, “Shot At The Night” (Island Def Jam)

UNITED KINGDOM

1. Badfinger, “Baby Blue” (Warner Bros. Records)

2. The Chain Gang of 1974, “Sleepwalking” (Rockstar Games)

3. Ylvis, “The Fox” (Parlophone Music Norway)

4. Sia, “Elastic Heart — From “The Hunger Games: Catching Fire” Soundtrack” (RCA)

5. Marty Robbins, “El Paso” (Sony BMG)

6. Machinedrum, “Gunshotta” (Ninja Tune)

7. The C90s, “Shine A Light — Flight Facilities Remix” (Relish)

8. Pewdiepie & the Gregory Brothers, “Jabba the Hutt” (Gregory Residence)

9. Joe Goddard, “Taking Over” (Greco-Roman Ltd.)

10. BANKS, “This Is What It Feels Like” (Harvest Records)