To check the full backup duration of an SQL Instance

set nocount on
go
if exists ( select name from tempdb..sysobjects where name like '#DatabasesBackupsDuration%')
drop table #DatabasesBackupsDuration
go
create table #DatabasesBackupsDuration
(
ServerName varchar(100) null,
DBName varchar(100) null,
RecoveryModel varchar(100) null,
LastFullbackup datetime null,
FullbackupDurationSec bigint null,
DBStatus varchar (100) null,

)
go
insert into #DatabasesBackupsDuration(ServerName,DBName)
select convert(varchar,serverproperty('ServerName')),a.name 
from master.dbo.sysdatabases a
where a.name <> 'tempdb'

update #DatabasesBackupsDuration
set LastFullbackup=b.backup_start_date
from #DatabasesBackupsDuration a,(select database_name,max(backup_start_date) backup_start_date 
from msdb..backupset  where type='D' group by database_name)b
where a.DBName=b.database_name

update #DatabasesBackupsDuration 
set RecoveryModel=convert(sysname,DatabasePropertyEx(DBName,'Recovery'))

update #DatabasesBackupsDuration 
set DBStatus=convert(sysname,DatabasePropertyEx(DBName,'Status'))

update d
set d.FullbackupDurationSec = datediff(s,backup_start_date, backup_finish_date)
from #DatabasesBackupsDuration d,(select database_name, max(backup_start_date) as backup_start_date, max(backup_finish_date) as backup_finish_date from msdb..backupset 
where type ='D' group by database_name) b where d.DBName = b.database_name
go
select * from #DatabasesBackupsDuration order by LastFullbackup
go
select CAST(SUM(FullbackupDurationSec)/60 AS varchar(100))+' Minutes' As FullBackupTimeTotal from #DatabasesBackupsDuration
go
drop table #DatabasesBackupsDuration