Twenty-four of those were in isolation for their infectious period.
Seven were in the community while infectious.
Berejiklian said she was pleased that the majority of today's cases had been in isolation, but household contacts remained a concern.
"I can say that the lockdown certainly has been effective in not doubling and tripling the figures that we were worried about," she said.
"Thirty-three cases are linked to a known case or cluster and 20 of these are household contacts. Again, highlighting the risk within households."