I have a problem to make a program on Grads for the average of 1jan for 25 year data mean data from 1jan1981 to 31dec2005. Please help me how i can make a program for averaging -- Dhruva Kumar -------------- next part -------------- An HTML attachment was scrubbed... URL: http://gradsusr.org/pipermail/gradsusr/attachments/20130906/1c8b67fe/attachment-0003.html