+20 Avicii vs. Nicky Romero – I Could Be The One

+19 Avicii – Wake Me Up

+18 Calvin Harris & Alesso feat. Hurts – Under Control

+17 Sebastian Ingrosso, Tommy Trash & John Martin – Reload

+16 Avicii – Hey Brother

+15 Zedd feat. Foxes – Clarity

+14 Daft Punk feat. Pharrell Williams – Get Lucky

+13 Avicii – You Make Me

+12 Bingo Players feat. Far East Movement – Get Up (Rattle)

+10 Calvin Harris feat. Ayah Marar – Thinking About You

+11 Rudimental feat. Ella Eyre – Waiting All Night

+9 Lana Del Rey vs. Cedric Gervais – Summertime Sadness

+8 Disclosure feat. AlunaGeorge – White Noise

+7 Duke Dumont feat. A*M*E – Need U (100%)

+6 DJ Fresh vs. Diplo feat. Dominique Young Unique – Earthquake

+5 Martin Garrix – Animals

+4 Klangkarussell feat. Will Heard – Sonnentanz (Sun Don't Shine)

+3 Fatboy Slim & Riva Starr feat. Beardyman – Eat Sleep Rave Repeat (Calvin Harris Remix)

+2 Chase & Status feat. Moko – Count On Me

+1 Showtek feat. We Are Loud & Sonny Wilson – Booyah

 

Had a lot less songs I wasn't familiar with in this list than the first 3! You can tell which year I started following the UK charts :P I did think there'd be more random minor top 100 hits I didn't know though (and I expected the list to be longer in total).

 

+20: Klangkarussell feat. Will Heard - Sonnentanz (Sun Don't Shine)

+19: Showtek feat. We Are Loud & Sonny Wilson - Booyah

+18: Wilkinson - Afterglow

+17: Ben Pearce - What I Might Do

+16: Chase & Status feat. Louis M^ttrs - Lost & Not Found

+15: Avicii vs. Nicky Romero - I Could Be The One

+14: Sub Focus feat. Kele - Turn It Around

+13: Lana Del Rey vs. Cedric Gervais - Summertime Sadness

+12: Chris Malinchak - So Good To Me

+11: Sub Focus - Turn Back Time

+10: Bingo Players feat. Far East Movement - Get Up (Rattle)

+9: Ray Foxx feat. Rachel K Collier - Boom Boom (Heartbeat)

+8: Disclosure feat. Eliza Doolittle - You & Me

+7: Duke Dumont feat. A*M*E - Need U (100%)

+6: Disclosure feat. AlunaGeorge - White Noise

+5: Storm Queen - Look Right Through [MK Remix]

+4: Fatboy Slim & Riva Starr feat. Beardyman - Eat Sleep Rave Repeat [Calvin Harris Remix]

+3: DJ Fresh vs. Diplo feat. Dominique Young Unique - Earthquake

+2: Calvin Harris & Alesso feat. Hurts - Under Control

+1: Sub Focus feat. Alex Clare - Endorphins

 

21. Sebastian Ingrosso & Tommy Trash feat. John Martin - Reload

22. Martin Garrix - Animals

23. Matrix & Futurebound feat. Baby Blue - Magnetic Eyes

24. Baauer - Harlem Shake

25. Katy B - 5 AM

26. Afrojack feat. Spree Wilson - The Spark

27. Breach - Jack

28. Afrojack feat. Chris Brown - As Your Friend

29. Avicii - Hey Brother

30. All About She - Higher (Free)

 

(I'd probably include James Blake but totally fair not to. I'd also personally count Blake Lewis' 'Your Touch' on the same basis as 'Too Close')