Conversation so far:
How was Chris Barber's music career during the 50's and 60s?
Chris Barber and Monty Sunshine (clarinet) formed a band in 1953, calling it Ken Colyer's Jazzmen.
Was Ken Colyer's Jazzmen pretty successful?
In 1959 the band's version of Sidney Bechet's Petite Fleur, spent twenty-four weeks in the UK Singles Charts, making it to No. 3 and selling over one million copies.
How long did the Ken Colyer's Jazzmen's verrsion of Petite Fleur stay on the charts?
In 1959 the band's version of Sidney Bechet's Petite Fleur, spent twenty-four weeks in the UK Singles Charts.

Question: How long did did Petite Fleur chart at #5?
Self-contained rewrite: How long did did Petite Fleur chart at #5?