Take your pick:

Analysis Spreadsheets
Analyse your Kiva Export using
Microsoft Excel or
OpenOffice.org Calc
 Export on steroids
Use Google Docs Spreadsheet
and some magic* to
display your portfolio online
New - use Editgrid.com

With some Editgrid magic* your
data could become a calendar, map
or just an analysis tool

*ok so it is not really magic - but it is really cool