Sentence examples for know how many years from inspiring English sources

I didn't even know how many years.

We don't know how many years back that list extends.

"I don't know how many years I will release.

"You know, I don't know how many years I'll release.

I don't know how many years that was ago.

"You know how many years I've been working here".

I don't know how many years, and — but I'll be happy to do that".

"I did cry every day at school, for I don't know how many years," Zink says.

It took me I don't know how many years to get over that".

I don't know how many years it will be before it sinks".

I don't know how many years I've spent with Karen in one editing room or another.