[gradsusr] ploting day instead of months

[kombo kai]

Hi grad users 
I am now very new to grads  i am ploting the time serries of the areal average, but when i comand to display ir gives months instead of days. I want the xaxis to read days from 1 365
instead of months
please is there any one can help
 please see my codes down 
'reinit'
'c'
'set display color white'
'sdfopen d:/vorticity/uwnd_1971-2000SDanomDM.nc'
'sdfopen d:/vorticity/vwnd_1971-2000SDanomDM.nc'
'sdfopen d:/vorticity/uwnd_Nov-MaySDanomDM.nc'
'sdfopen d:/vorticity/vwnd_Nov-MaySDanomDM.nc'
'set grid off'
'set grads off'
'set x 1 144'
'set y 1 73'
'set t 1 366'
'set z 3'

'set lon 40'
'set lat -22.5'
'set t 1 365'
*swio = daily average over swio region
'define swio=aave(vwnd.2,lon=40,lon=70,lat=-22.5,lat=-5)'

'set gxout line'
'set cstyle 1'
*'set y 1'
'set cmark 3' 
'set ccolor 1'
'set vrange -0.8 0.8 0.2'
'set vrange2 1 365 30'
'd tloop(swio)'
*'draw title swio region(-22.5S-5S, 40E-70E)vwind anomaly' 
*'draw xlab time' 
*'draw ylab uwind anomalies'
*'printim d:/vlongterm_anma.png'



regards kaikombo

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