select 'Usage by all objects (Grouped):  ' +  
			convert(varchar(20),ceiling(sum(cast(size_in_bytes as numeric(10,2)))/1024./1024.)) + ' (MB)' [Procedure Cache]
	FROM sys.dm_exec_cached_plans

	select  objtype [Object Type], 
			convert(numeric(10,2),sum(size_in_bytes/1024.)/1024.) [Size (MB)]
			, avg(usecounts) AS [Avg Use Count]
        , sum(cast((CASE WHEN usecounts = 1 THEN size_in_bytes ELSE 0 END) as decimal(18,2)))/1024./1024. AS [Total MB - USE Count 1]
        , sum(CASE WHEN usecounts = 1 THEN 1 ELSE 0 END) AS [Total Plans - USE Count 1]
	from sys.dm_exec_cached_plans 
	group by objtype
	order by 2 desc