SQL> select count(*) cnt, extract(year from (trunc(order_date, 'yyyy'))) by_year from sales group by trunc(order_date, 'yyyy')  order by 2;

       CNT    BY_YEAR
---------- ----------
   1292800       1992
   4672000       1993
   4672000       1994
   4672000       1995
   4684800       1996
   4672000       1997
   4672000       1998
   4672000       1999
   4684800       2000
   4672000       2001
   4672000       2002
   4672000       2003
   4684800       2004
   4672000       2005
   4672000       2006
   4672000       2007
   4684800       2008
   4672000       2009
   4672000       2010
   4672000       2011
   4684800       2012
   4672000       2013
   4672000       2014
   4672000       2015
   4684800       2016
   4672000       2017
   4672000       2018
   4672000       2019
    486400       2020

29 rows selected.