Slavery has defined the country I don't think this is true. What percentage of White Americans, during the period of slavery, owned any slaves? Was it even 1%?

Slavery has defined the country I don't think this is true. What percentage of White Americans, during the period of slavery, owned any slaves? Was it even 1%? It is one facet of American history yes, but it is very far from the "definition" of the country.