select count( t2.coddoc),  t2.coddoc
from stkdocs t, (
  select tt.coddoc
  from stkdocs tt  
  where tt.coddoc < 120000        
  group by tt.coddoc) t2
  
where 
t2.coddoc > t.coddoc
and
t.coddoc < 120000                   

group by  t2.coddoc   
order by 1