Songs · UK Singles Chart

I Don't Know Why

Andy & David Williams

Entered Mar 18, 1973 · peaked at #37 on Apr 8, 1973 · 5 weeks on the chart, last seen Apr 15, 1973

Record Power
4.2
share-weeks: a #1 week is 3.5
Weeks at #1
0
never number one
Top-ten weeks
0
weeks at #10 or better
Weeks on chart
5
March 1973 – April 1973

Ranked by Record Power, part of the ChartReign Power model — not a chart published by anyone else. How it works →

The run

Position by week; a gap is a spell off the chart.

What it earned each artist

Record Power is the song's own figure. Power contributed is what the song earned each artist's Career Power: a featured credit takes its reduced share, and a week where the artist had other songs charting is split between them.

ArtistCreditCredit sharePower contributed
Andyprimary50%2.1
David Williamsprimary50%2.1

The top ten the week it peaked

See Apr 8, 1973 on the timeline →
  1. #1Get DownGilbert O'Sullivan
  2. #2Tie a Yellow Ribbon Round the Old Oak Tree ft Tony OrlandoDawn feat. Tony Orlando
  3. #3I'm a Clown/Some Kind of SummerDavid Cassidy
  4. #4The Twelfth Of NeverDonny Osmond
  5. #5Hello! Hello! I'm Back AgainGary Glitter
  6. #6Tweedle DeeLittle Jimmy Osmond
  7. #7Power to All Our FriendsCliff Richard
  8. #8Never Never NeverShirley Bassey
  9. #9Love TrainThe O'Jays
  10. #10PyjamaramaRoxy Music