i think i have seen the answer here before...
have ss 1500rx29c of zipcode data, i do a calculation and place an "X" r28
for each row that meets the criteria (say 25 mi. radius)
the problem...
there are are 1 column that list one store in the zip code, i want to count
all instances of in R3C3...n where the corresponding row in col28 = "X"

thanks