image of my listview:
[imgnothumb]http://img26.imageshac k.us/img26/4043/listview.png[/imgnothumb]

I want to total every row from my listview

tallies total infected people and percentage
_______________ _______________ _______________ _______________ ________
CityID | City | Population | Male | Female | Total | Percentage |

Population, male, and female columns are user inputs
total...