Data form tracking


Hey guys,
I’ve just created a LP called
Actually I’m trying to track my form data on GTM.
More precisely, I’d like to cluster my customers according to their answers at the first dropdown menu “Montant de votre investissement” which has 4 choices.
For that I need to create a data layer variable in GTM but I can’t manage to make it.
It seems a technical issue, so is there somebody strong at GTM who could help me do that ?
You can PM me at
Thanks a lot !