[gradsusr] how to get average of a country

[Kishore Ragi]

On 4/22/13, fairyes at zju.edu.cn <fairyes at zju.edu.cn> wrote:
> Dear Kishore,
>
> Thank you for your suggestion, and after some attempt and verification, I
> finally solved the problem, thank you very much for your patient help! Best
> regards!
>
> Zhihong
>
>
> --
>
>
>  Zhihong Zhuo,Postgraduate Student
>
>  College of Environmental and Resource Sciences, Zhejiang University
>
> Address: 866 Yuhangtan Road, Hangzhou, China
>
> Email: fairyes at zju.edu.cn
>
>