Weekly Cumulative All-Cause Mortality by Calendar Year
These charts shows the weekly cumulative excess deaths by calendar year from all-causes for the United States and its states over time.
Montana reported 11,903 deaths, for the 52 weeks of year 2020 (all years of age). Expected deaths were 10,487. That is an increase of +1,416 deaths (+13.5%).
Montana reported 12,748 deaths for the 52 weeks of year 2021 (all years of age). Expected deaths were 10,672. That is an increase of +2,076 deaths (+19.5%).
Year to date, Montana reported 8,367 deaths for the 37 weeks of year 2022 (all years of age). Expected deaths were 7,639. That is an increase of +728 deaths (+9.5%).
These are raw undadjusted numbers as reported by CDC. Excess is calculated by substracting deaths from the baseline. The baseline is calculated as the pre-pandemic average of 2015-2019 adjusted for the linear trend (linear regression). Striked out series can be toggled by clicking on the legend. USMortality uses a projection algorithm to account for the delay in reporting based on up to 8 weeks of previous reports. The figures, are not suitable forcomparison between states, as they do not normalize for differences in population size and age structure.