But this was more likely a case of people who didn't usually buy tickets trying their luck.
"People see it more as a fun thing to do, and there's a possibility they don't think about it as gambling as such.
"Nationally we do see people who have Lotto as a gambling issue but it's not usually the primary mode, it's usually the secondary mode."
It was rare to see someone who had developed a real problem playing Lotto alone, Ms Sloan said.
Nationally, Kiwis spent more than $211.5 million on Lotto tickets in the 16 weeks and close to $28 million in the last week.
Lotto shop staff around the country had to cope with lines out the door as the jackpot hit new highs each week.
A west Auckland man became the largest ever individual Powerball winner when he claimed his prize.
Problem Gambling Foundation acting chief executive Graham Aitken said playing Lotto met all the criteria for gambling. "They're still putting money at risk and in this case you can't really have any influence over the outcome."