Try this

SELECT top 20

SUBSTRING(t.text, ( s.statement_start_offset / 2 ) + 1,

( ( CASE statement_end_offset

WHEN -1 THEN DATALENGTH(t.text)

ELSE s.statement_end_offset

END - s.statement_start_offset ) / 2 ) + 1)

AS statement_text,

text,

objtype,

cacheobjtype,

usecounts,

last_execution_time,

total_worker_time,

total_worker_time / execution_count AS [Avg CPU Time],

execution_count ,

qp.query_plan

FROM sys.dm_exec_query_stats AS s

inner join sys.dm_exec_cached_plans cp

on s.plan_handle = cp.plan_handle

CROSS APPLY sys.dm_exec_sql_text(s.sql_handle) AS t

CROSS APPLY sys.dm_exec_query_plan(s.plan_handle) qp

order by total_worker_time desc