dispatchers script in oracle 10g

SET LINESIZE 500
SET PAGESIZE 1000
SET VERIFY OFF

SELECT a.name "Name",
       a.status "Status",
       a.accept "Accept",
       a.messages "Total Mesgs",
       a.bytes "Total Bytes",
       a.owned "Circs Owned",
       a.idle "Total Idle Time",
       a.busy "Total Busy Time",
       Round(a.busy/(a.busy + a.idle),2) "Load"
FROM   v$dispatcher a
ORDER BY 1;

SET PAGESIZE 14
SET VERIFY ON