The 15 types
Your top two altitudes give you one of 15 types. Each is a pair of peaks, not a box: two people with the same type can still have very different curves.
Top peak: high altitude
Peaks start with Inquiring or Inventing: what could we do?
The OriginatorInquiring + InventingThe Sounding BoardInquiring + EvaluatingThe CatalystInquiring + MarshalingThe Quiet ConscienceInquiring + SupportingThe Careful BuilderInquiring + FinishingThe Practical InventorInventing + EvaluatingThe EvangelistInventing + MarshalingThe Adaptive MakerInventing + SupportingThe ArchitectInventing + Finishing
Top peak: mid altitude
Peaks start with Evaluating or Marshaling: will we do it?
Top peak: low altitude
Both peaks in Supporting and Finishing: did we do it?