The Table of Diversity Element Agnostic (Ag) is in the fourteenth column, Religion, on the Table of Diversity.

"Agnostic: a person who holds the view that any ultimate reality (such as God) is unknown and probably unknowable. Broadly it is one who is not committed to believing in either the existence or the nonexistence of God or a god."

Merriam-Webster: https://www.merriam-webster.com/dictionary/agnostic