City Hall director Gerry O’Beirne said that pedestrian numbers are being monitored and in the region of 300,000 people on average have visited the street each month since August, representing a 2% rise on the same period last year.
Councillors have complained that private cars are regularly flouting the ban, which was introduced to prioritise public transport movement, and retailers are not benefiting from the changes.
With the festive shopping season now fully underway, images emerged on social media on Sunday of motorists ignoring the ban and of several private cars parked in loading bays.
Labour councillor John Maher asked the council to outline progress on the so-called Pana Ban, which is in place daily between 3pm and 6.30pm for private vehicles.
“I don’t know if it’s working,” said Mr Maher.
“I was in there this week during the ban and there are cars everywhere. We need to do something about it.
"It’s not a ban at the moment. I was in there on Sunday and people are not worried about it, they are laughing at it.