From the source, translated:
"During the sixteenth week of 2019 mortality was lower than expected, with a daily average of 190 deaths compared to the expected 200."
Read Italian news from the past few years regarding then northern region; the numbers of geriatric deaths -- far in excess of other EU members -- has been a long-running scandal.
More data here: https://www.sciencedirect.com/science/article/pii/S120197121...
I trust you've read the recent Telegraph article revealing that only 12% of reported Italian covid deaths could be directly attributed to covid.
But, I'm not that concerned about persuading you. If you wish to believe there is something unique about northern Italy -- while 100 miles to the south, east, west, and north the mortality rates are utterly different, so be it.