How much wider of a net are we casting when we consider what counts as a "death due to mental illness or substance abuse" compared to 25 years ago? I don't dou

How much wider of a net are we casting when we consider what counts as a "death due to mental illness or substance abuse" compared to 25 years ago? I don't doubt it may have gone up, but I do doubt that these numbers tell us as much as some might think.