David,

I did not know there was such a property. I will look into it. Thanks.


>Mark,
>
>>Actually, I am updating existing files. These are used to store year-to-date values and print graphs. Each month I am adding the values for the month just completed.
>
>Maybe you would get better performance if you set Excel's application.calculation property to manual before stuffing the cells, then switch it back to automatic and recalc it? Just a thought, untried.