注：2002年自备水供水量减少较多，因此全市供水总量出现下降。

Note: For the great decrease of self-supplied water volume in 2002, the total volume of water supply reduced.

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其次，计算了济南市及东部地区的水资源总量，调查目前供水状况，对济南市及东部地区水资源开发利用现状进行了分析。

Secondly, it counts the gross of water resources in Jinan and its east, surveys the situation of water's supply and analyses the actuality of water resources' exploitation in Jinan and its east.

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