Published Sunday, 15 December 2013
The song, which features as the soundtrack for festive TV adverts for leading British retailer John Lewis, initially hit number one last month, before returning to pole position last week.
It remained unmoved this week, despite competition from Avicii's Hey Brother at number two and Leona Lewis' One More Sleep, which climbed 31 places to three.
Meanwhile, on the UK albums chart, Robbie Williams' Swings Both Ways has replaced One Direction's Midnight Memories at number one, knocking the boyband's release to number two.
Gary Barlow's Since I Saw You Last remained in third place, followed by Olly Murs' Right Place, Right Time at four and Beyonce's surprise self-titled album, which secured the fifth spot.
The Crazy In Love hitmaker's fifth studio album was quietly released online on Thursday night and reportedly sold 430,000 units on America's iTunes.com in one day.
The record is projected to debut at number one on the US Billboard 200 chart next week with total sales of approximately 600,000.