user: Question: In the Class t, what is the total of the 1958 UtA?
Columns: ['Class', 'Type', 'Fleet numbers', 'Quantity made', 'Manufacturer', 'Date made', '1958 CIÉ', '1958 UTA', 'Date withdrawn']
Types: ['text', 'text', 'text', 'real', 'text', 'text', 'real', 'real', 'text']
Sample row: ['T', '4-4-2T', '185–189', 5.0, 'Beyer, Peacock & Co.', '1913', 1.0, 4.0, '1959–1964']
SQL:

assistant: SELECT SUM("1958 UTA") FROM "Table" WHERE "Class" = 't';