The CategoryAxis property creates and gets the first category-axis of the view. The CategoryAxes property gives access to the view's category-axes. The Add method adds different category-axes to the same view. The Count property counts the number of category-axes the view displays. The Clear method removes all objects in the collection. The Remove method removes a specific member from the CategoryAxes collection, giving its identifier. The Item property accesses a category-axis giving its index or key.