co 

 w 



M 



u 

 w 



CO 



c 

 o 

 c_> 



I 

 I 



J3 

 (0 

 H 



X 



§5 



CO 



E 

 4-1 



m m 



LO LO 



i—l i^D 



o o 



co <f 



m 



CM 



m o m o m 



Plvf (O <f (^ 



in in m m o 



^o m m t— i m 



m m o O O m O 

 on ro <f m m cm ^o 



CO CO 



<r m 

 i i 



CO 00 CO CO CO 



r-i m n <f in 

 i i i i i 



2 2 2 2 2 



4-1 4J 4-1 4J 4-> 

 X X X X X 



60 00 00 00 00 

 •H -i-l -H -i-l tH 



z z z z z 



<)■ v£> 00 i-l O^ 



ro cm .—I in o 



o t-t cm co in 



o o o o o 



CTi Ci O"* 0> CX* 



^ cm co <t m 

 i i i i i 



z z z z z 



?*l r^ ?"> ^i P*^ 



CD CO CO CO CO 



q o a a a 



co ci <f <t r^ 

 <r n m <f to 

 oo o i- 1 cm en 



0*1 ex* cy* ex* ex* 



S-l 



a 

 < 



>,X X X X X X 

 ca 00 60 00 00 00 00 

 O -H -H -H -H -H -H 



z z z z z z 



r-» i-i O ou a> oo m 



m i-i i—i en cm o m 



r-~ O r-^ cm o CM CO 



.-I i-l CM CM O O O 



^o vD vjO \o ui r~~ r~» 



19 



