Antes
SELECT RIGHT(_Name,1) as Type, Count(Type) as Count
FROM Tbl_Table
Depois
SELECT RIGHT(_Name,1) as Type, Count(*) as Count
FROM Tbl_Table
Group by RIGHT(_Name,1)
Order by RIGHT(_Name,1)
Editar
Removido "Tipo" da função Contar para resolver o problema "Coluna desconhecida 'Tipo' na 'lista de campos'".