33 



TABLE IV— Continued. 



c-^ 





*^ « CD 

 «^- ^H ■ 



O &.> 



Or) 0) IB 



oJ S S 



5 s 



0.020 

 0.018 

 0.018 

 0.020 

 0.021 

 0.019 

 0.018 

 0.018 

 0.020 

 0.020 

 0.022 



c 

 o 



c 

 o 



o 



c 

 "a, 



S3 

 C 



o 



Fair. 

 Fair 



Fair. 



Fair. 



Fair 



Fair 



Fair. . 



020 Fair.. 



0.022! 



0.020 i 



[Good. 



0.013 'Good, 



0.013 



0.021 



018 



0.014 



0.020 



0.016 



0.018 



0.020 



0.016 



0.021 



0.016 



O.OIS 



0.017 



0.018 



0.020 



0.017 



0.021 



O.OIS 



0.020 



0.020 



020 



0.020 



0.017 



0.020 



0.018 



0.014 



Poor. 



Fair 



Very good. 



Good 



Very poor 

 Very fair. 



Fair 





c 

 o 



c 

 & 



O) 

 CO 



O 



c 

 o 

 O 



Very good . 



Good 



Good 



Fair 



Excellent 



Good 



Poor 



Fair 



E.xcellent . 



Good 



Excellent . 



Excellent 

 Excellent 

 Fair 



Fair 



Fair 



Good 



Excellent . 



Poor 



Fair 



Fair 



Poor 



Good 



Poor 



Fair 



Fair 



Fair 



Poor 



Poor 



Excellent . 



Good 



Good 



Poor 



Good 



Good 



Fair 



Very good. 



Fair 



Very good. 

 Excellent . 

 Fair 



Very fair. 



m 



00 



CD 



O) k- S 



c 



u 



14.2 

 8.92 



8.10 



5.57 



15.17 

 14.75 



7.59 

 11.67 



9.85 

 10.24 



10.74 



8.85 



4.31 



'7.89 



9.75 



7.55 

 '7'l2 



7.91 



33 



O^ 



g 



r- CO 



l-l 

 X: 



11.95 



11.04 



8.42 



10.37 



8.15 



10.25 



8.19 



8.45 



6.95 



10.21 



14.57 



•c .2 

 "u 



> 



£ I 



be O 



0) 



Q 



-13 



■n 



O 



O 



13.08 

 10.51 

 13 23 



Good . . . . 

 Good .... 

 Good . . . . 

 Good .... 

 Very good 

 Good .... 



Poor 



Fair 



Excellent 

 Good .... 

 Excellent 



11.88 

 12.45 

 10.55 



58 

 37 

 23 

 04 

 03 

 47 



8. 

 9 



y. 



13 

 13 



6 



13 

 13 



9 



8 



9 



9 

 10 



7, 



6 



6.57 

 10.39 

 11.71 

 11.05 



7 



Very good 

 Excellent 

 Good 



Good 



Good 



Good. . . . 

 Excellent 



Poor 



Fair 



Fair 



Poor 



Good 



83 

 00 

 94 

 42 

 04 

 75 

 89 

 86 

 16 



7 

 12 

 11 



Very poor 



Good 



Fair 



Fair 



Poor 



Poor 



Very good 



Good 



Very good 



Good 



Very good 



Good 



Fair 



08 Excellent 



89 Good 



72 Good 



79 



28 



Good. 

 Fair.. 



8.88 Good 



t»j 



3 S 



S3 s. 



Fair. 

 Fair. 



Fair. 



Good. 



Fair. 

 Fair. 



Good. 

 Good. 



Good. 

 Fair. 



Fair. 



Fair. 



Very good 

 Good. 

 Good. 

 Good. 



Fair. 



