Yeah I think you’re just lucky. I also live in a masonry house and would describe the bugs I get inside as much less than your description. For the most part, sweets and stuff are in sealed containers.

But my weak point is dog food. Not the container, the bowl. If the dog scatters crumbs and we don’t notice or don’t clean it same day, we’ll get that line of ants cleaning it for us.

They’re always there, ready and waiting until you need their help cleaning something