Comment by GeoAtreides

The cause might be different, 1980s were 45 years ago. Half a century ago.

The causes for suicide might've changed in the last 50 years.

Also, the number of children suicides was in a downtrend before it went up again:

https://www.cdc.gov/mmwr/volumes/66/wr/mm6630a6.htm

https://www.economist.com/graphic-detail/2023/05/03/suicide-...