select 
  name,
  value
 from 
  v$sysstat
 where name like '%sort%';

SQLWKS> select 
      2 >   name,
      3 >   value
      4 >  from 
      5 >   v$sysstat
      6 >  where name like '%sort%'
      7 > 
NAME                                                             VALUE     
 ---------------------------------------------------------------- ----------
 
sorts (memory)                                                          4739 
sorts (disk)                                                               2 
sorts (rows)                                                          890683 
 3  rows selected.