countif with Trimean as a subset

[scottfshr]

I have a range for b2:b53 I only want to count the values/number if greater than 0 and then trimmean the same range with .2 =countif(b2:b53,>0(trimmean(b2:b53,0.2))) does not work

 

[sheetspread]

{=trimmean(if($b$2:$b$53>0,$b$2:$b$53),0.2)}

 

[scottfshr]

fantastic thank you