Hi

i need to know, how much people belongs to the number in Colum A - if in
colum C is written "ISM".

A B C
1 1 Meier ISM
2 3 Huber ISM
3 2 Schmitz UPA
4 2 Mayer ISM
5 1 Mueller UPA
6 1 Hase ISM

if somebody can help me, i would appreciate!