you can change the last column when you choose the "Pick Sorting Field" option in "Advanced Search":
The newly chosen sorting field is active until you perform a search query over different node type (VM, Host, Cluster, ..) or sort the records by another column.
There are several ways to preserve the sort field:
1) save the query; when you load the search query you'll get also the Sorting field
2) create a Top-N widget. On the "Query" tab select the Sort Field. Then you can go to the Search module through one click ("View All" button):
Does it help?
Thank you. That helps a lot.