=COUNTIF(C2:C10,A2)


On Jan 10, 10:09*pm, foofoo wrote:
Hello -

I have 2 columns and each contains a list of dates. *Is there a
formula I can use to show how many times each date in column A appears
in the list in column C? *I would like to see the results in Column B,
and an example of what I am looking for is shown below.

Column A * * Column B * * Column C
12/21/08 * * * * * 3 * * * * * * *01/01/07
0/01/08 * * * * * * 0 * * * * * * *12/21/08
01/02/09 * * * * * 1 * * * * * * *12/21/08
01/03/09 * * * * * 0 * * * * * * *01/02/09
01/01/07 * * * * * 1 * * * * * * *12/21/08

Thank you!