provide simple html view without customer data

1. Per year, list monthly amounts of
2. income
3. average hours per week

Requirement: One page per year.

- python-pandas query formatting
- teacher's personal data should be plugged in by some constant link-rel-js command

Start by locating the existing Python/pandas query and the HTML output path; the payload names no files or tests. Define the yearly page structure around monthly income and average weekly hours, while keeping customer data out and using the requested constant link-rel-js command for teacher data. Done means one page per year with those values and no exposed customer data.

Written by the indexing model from the issue text.