What "material markers" would this be? EU economy is certainly growing over this time frame (and also today, even Germany).
Then you add in "services" and "assets growth" to cook the numbers (don't forget to incldue illegal drug trafficking and illegal prostitutions numbers to jack things up even more even though you have no real data about it), and magically everything in the the green, although pensions are decreasing, retirement age is increasing, social benefits are being cut left and right, but don't worry brother, we're in the green!
1k of produced steel is 1kg of produced steel, no matter how you look at it.
How much value does illegal prostitution brings to you country though? Someone had to come up with a number apparently
The main issues Europa has are dependency on Energy imports, an unhealthy but fixable dependency on US IT tech, an ongoing war with Russia, and an aging population. Renewables are are really good idea, immigration would also help a lot, but is politically difficult.
What value was added here? None, gdp is meaningless in post industrial countries, it wasn't designed to measure anything other than industrial outputs.
But if your core take is “GDP is meaningless in post industrial countries”, then you’re at a level of crank not worth engaging with