2003    300

3-19




3-4

3-20



-19~-2


3-4


3-21



-21~-2


3-4


3-22



-14~-1


3-4


3-4

3-23



-17~3


4-5


4-5

3-24



-15~5


4-5


3-4

3-25



-14~-3


4-5


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