statistics post processing for csv creation and plotting

[p-glaum]

Closes # (if applicable).

Changes proposed in this Pull Request

Checklist

• I tested my contribution locally and it seems to work fine.
• Code and workflow changes are sufficiently documented.
• Changed dependencies are added to envs/environment.yaml.
• Changes in configuration options are added in all of config.default.yaml.
• Changes in configuration options are also documented in doc/configtables/*.csv.
• A release note doc/release_notes.rst is added.

[FabianHofmann]

just a mini comment on the naming, perhaps write_statistics is better than make_statistics_csv?

[p-glaum]

just a mini comment on the naming, perhaps write_statistics is better than make_statistics_csv?

Yes, you are right. I will change it :)