There's a site, here, which gives foreign exchange rates.
It'd be nice to have all that data in a spreadsheet, but I have no idea how to do that with simplicity and elegance.

>So you did it clumsy and complex?

Yes. I had to download the entire webpage and look for, then extract the FX data. The spreadsheet looks like this:

>That's it?
Yes ... and when you fill in the dates and currencies and click a button, you should get a table and a chart.
You can get up to (about) 5 years worth of daily data ... I hope
BUT ... there's something you must do to be sure it works.