Ill I I I I 



I I I I I 



I I I I I I I I 



H 



i i i i i i i i i i i i i i i 



D. 

 D. 



-J 

 CO 



I I I I I 



III I I I I I 



II I I I I I I I I I I 



II I I I I I I I I I I 



-J 

 CO 



c c c a a 



c c c c c 



c c c c c 



c c e i 



i i i i 



G <u 



X "° 

 3 O O 



3 

 X 



■s 



•1—1 



M 

 <U 



*— ' 

 t/1 



0) 



» S «) 

 +-• ™ +-* 



4-* 



at 



5 -h 



XI o 



a o 



3 i? 



c M 



CD 4) 



DO C 



O <0 



a 



8 



. — i 



i — i 



o 



as 

 C 



o 





to 



►J 



a) 



a 



at 



1) 



4-1 



2 

 o 



at 



■a 

 | 



co 



o 





1 — 1 



< — i 



t-l 



X! 



a. 



1 



o| 



a, 



1) 



1— 



3 



to 









J-J 



4-1 



4-1 







a) 



o 



4-1 



8 



8 



8 



"6 



at 



Hj 



a> 













" 



o 





?— i 



— < 





5 

 u 



o 



at 



>> 



I 1 



i — i 





i 



. — i 



1 1 



i— i 





at 



at 



a 



at 



at 



at 





■a 





























o 















at 















o 





























M 















to 















at 















J 















c- 



CO 



CO 



CD 



c- 



-* 





•* 



00 



o 



o 



m 



t- 





o 



c- 



05 



r-l 



1-t 



■* 





CM 



H 



■* 



H 



rH 



CO 





o 



O 



o 



O 



o 



o 





a) 

 at 



'3 



at 



M 



as 

 U 



at 



c 

 o 



o 



1 — I 



o 



to 

 -a 



a) 



4-1 

 CO 



CO 

 — - I 



•s 



co 



at 



e. 



o 



X 



a) 



w 



CO 



CU 



I— I 



■s 



a) 



M 



g 3 



a) — 

 "5. >* 



■fi 8 

 ? 8 



a) 



>, 



H 



X 



>^ 



o 



■S i 



(i) 



CO 



>-, 



:>■ 



X 



X 



(1 



o 







>> 



=1 



N 



a 



d 



i 



(11 



(M 



Xl 



- — • 



•3 

 Z, z, X. « —« 



■s -s 



a) 



x 

 o 



4-1 



3 

 XI 



C 

 0) 

 i (M M IN n 



C- O rH O 

 CO C- CO Ol 



cr- tJi -^ tJi 



0) 



4-1 



at 



O 



x a) 



!3 at 

 O 



— c 



>> at 



* « S 



a, o 3 



c 

 co 

 DO 

 o 



■o 

 X! 



o 

 c 

 o 



G 



si <u <o « 



r-l 4-1 "3 i*^ 



o 



c 

 o 



o u 



u . 

 i-h a) 



<U 3 



c - 



DO . 



5 I 



" X 



• o 



& £ 



a! <0 



C >N 



O X 



XI o 



l-i 4-1 



at 3 



O X 



■s 



8 ? 



•s -' 



o 



x) Si 

 o 



a 

 ■a 



■3 



3 a 



■° S 



v^ ^ aj 



3 



o o 



C X 



a S 



E o 



^H CO CO CO 



o o o o 



^^ ^4^4^ 



113 3 3 

 CM CM X X XI 



CM C- 



cx> CO 



CO CO 



o o 



3 

 X 



c 



<0 



">^ 



~-s 



a) a) 



at -3 



x § 5 



U i-, 



3 S 



DO « 

 O . 



•5 8 



^> 4J 



3 

 X 



^ 5 s 



43 o 

 oi o 



o Ei 



X 



■J" s 



8 I 



DO . 



CO 



CO 



a a 



•S x 



!a •— • -■ ^ U S3 u 



u 2 



>- G 



f— c ^ 



DO . 



C 2 



0) " 



^ at 



§ g 



U ° 



2 8 



3 g 



G a 



CO 

 CO 



c- 



G -S 



r-l 4) 



M 2 



8 S 



ex 

 o 



4-1 



o 



co c O 



2 o 



to c 



CJ & 



3 

 X 



3 

 XI 



c 



o - 



X c 

 tS at 



CO _Q 

 O M 



-, at 

 >-2 



s. ^ 



<o xj 



XI u 



■S El 



CO 



E s 



>— • CO 



B- 



3 

 XI 



•a 



at 



a 



2 



M 



at -h 



O O 



g s. 



co ^-i 



DO DO 



2 CO 



■a c 



>^ a) 



■° "5. 



c— 



o 



CD 

 CO 



c- 



<0 CO 



8 ^ 



3 •* 

 XI 



'°\ 



CO 



CO 



^t< 



CO 



o 



ex • 



a z 



io to 10 to in io 



<M CM <M CM CM CM 



rH CM CO 

 C~ C— C- 



Tf CO CX) 

 C- C- C- 



CM CM CM CM CM CM 



■<tf LO CO LO LO 



CO CM CM CM CM 



C- 00 02 O iH 



L7^ L> Er- 00 00 



iH r-l rH rH rH 



CM <M CNI CN1 CM 



U3 



(M 



CM 



U3 



CM 



CO 

 CM 



CO 

 CM 



era 



CM 



to 



CM 



era 



CM 



ira cm 



CM 



00 

 rH 



CO 



CO 

 rH 



00 



rH 



m 



00 



r-H 

 CI 



CD 

 00 

 rH 

 CM 



t— 

 CO 

 rH 

 CM 



CO 

 CO 



rH 



CM 



en 



CO 

 rH 



CM 



o 



rH CM 



OS OS 

 rH rH 

 CM CM 



78 



