Martin's numbers

There are two well known rating systems for high end restaurants in Europe, Michelin and Gault Millau. If you regularly look up both ratings for a specific restaurant you can notice the obvious correlation between the two. Which made me wonder, what the average Gault Millau score of the three star ratings of Michelin would be. Additionally I've read that Gault Millau purely rates the quality of the food while Michelin is focused on the whole experience. So there will probably some restaurants with more focus on one or the other that show up as outliers.  To answer this question I wrote a script (details below) to scrape both websites and return the score of all restaurants they rated. I limited this to Belgian restaurants to keep this project quick and easy, since i'm just doing this for fun and out of personal interest (I live in Belgium). The results can be seen in the plots below. On the box plot we can see the average scores of each star rating. The 1* restaurants have an a...