Linux Display List of Last Shutdown Entires

[root@localhost ~]# last -x| less  


OR
[root@localhost ~]# last -x | grep shutdown | less


shutdown system down  2.6.32-71.el6.x8 Tue Aug 20 00:01 - 00:03  (00:01)
shutdown system down  2.6.32-71.el6.x8 Mon Aug 19 23:22 - 23:24  (00:02)
shutdown system down  2.6.32-71.el6.x8 Mon Aug 19 19:28 - 19:28  (00:00)
shutdown system down  2.6.32-71.el6.x8 Thu Jul 11 23:28 - 16:33 (38+17:05)
shutdown system down  2.6.32-71.el6.x8 Thu Jul 11 00:34 - 16:10  (15:36)
shutdown system down  2.6.32-71.el6.x8 Sat Jun 29 13:04 - 23:53 (11+10:48)
shutdown system down  2.6.32-71.el6.x8 Thu Jun 27 19:50 - 13:01 (1+17:11)
(END)

shift + z + z
for exit the screen