That is a big number. I would ask someone on the creative side in your agency or a writer friend to look at all ideas and give you feedback on how many of them merit an article.
As someone who has been on the creative side of the industry for 20+ years, you start to get a feel for what you want to show your colleagues and what needs more work or should be shelved.
My first concept ever in an agency setting was a casual joke. Fortunately, my partner recognized the idea and turned it into a brand.