20 Day High or Low

[barrybrice]

Is there an easy (automatic) or simple way to get the 20 day high or low of a commodity? I am not looking for a moving average. Is there a software programe, chart or website that makes this simple?

 

[Big AAPL]

http://quote.barchart.com/quote.asp?sym=$INX

 

[barrybrice]

Big AAPL you are wounderful. This was exactly what I was looking for.

http://www2.barchart.com/futures.asp?code=BSTK