Euromomo draws weekly z-values per country. From graph you can get the data. Data says mean of z-scores for weeks 01-45:
Sweden 2.02 Finland -0.10 Norway -0.26
https://www.euromomo.eu/graphs-and-maps (notice that mean of z-score per week is not the same z-score for the whole year, as deaths per week have seasonal variance thus are not evenly distributed)
Euromomo description of z-score https://www.euromomo.eu/how-it-works/what-is-a-z-score