You could simply replace:
.Rows.Add
with something like:
Code:
While .Rows.Count < 20
.Rows.Add
Wend
PS: When posting code, please use the code tags. They're on the 'Go Advanced' tab.
PPS: You should declare all variables before using them - your oPara variable is undeclared and should be decalred as 'Dim oPara As Paragraph'