Are you doing an end-of-year (or other periodic) review in your #Obsidian notes?
Assuming you track events with Dataview, do you want a code query that'll add it up for you before you tell the year to kiss off?
If so, here's a note that might help: https://www.ryanpatrickrandall.com/notes/Note-taking/Obsidian/obsidian-dataview-plugin-patterns
(And if you just want a shorter post with links to those unsubtly-referenced Violent Femme songs, here you go: https://www.ryanpatrickrandall.com/notes/counting-events-with-obsidian-dataview-queries )