             -

        .., .., ..

      .    14  -
  -.      -
   "  "      
61+2 ,  30 ,    15 .
            -
   .
            
 -   .

     .       -
    [6],   -
       -
.
      ,     -
,       ,
    [10,11].    -
        
     -
 [2,4,5],    -
,      
      -
       -
 - [1,7,10,12].
       [9]     -
 , ( ),   -
      ,      
   -    
 .

       .      ,
     -  -
 .       14 -
  ,      .
           
   1  2.    
   . 3.
         (64,28%)    
30  50 ,  78,5%    10 .

                                               1
               
______________________________________________________________
 20  20-30  30-40  40-50  50-60   60 
______________________________________________________________
       1            1               5               9               1                  2
______________________________________________________________

                                               2
         
______________________________________________________________
 5       6-10       11-20        20 
______________________________________________________________
      5               6                    2                       1
______________________________________________________________


                                               3
         
______________________________________________________________
N N                                                               
______________________________________________________________
1.    . -
                                                           6
2.   .
                                                                                      4
3.                                            4
______________________________________________________________

            4   -
 ,       
    (     -
  "" -630).     
: -    ;
            -    ;
            -  ;
          
" -01"    61 +  2    
  5 .
         30   -
        -
 3,5 - 4 .    -     .  
   15 .
      ,     4, -
   :
     1.     -      
       -
   .
     2.  -    
    .
     3.    -   
     -
   , - 
.
           50%  -
 ,   14,3%  -   .  
35,7%      .    
      30%,  -
   -   70%  .     
 3 ,     .
          -  3   
      ,
        2,7  1,8 .  
      ..  65  
    
 3%  25%  1  -.

                                           4
                   
______________________________________________________________
                                                  1         2          3 
______________________________________________________________
                                                     
______________________________________________________________
 -
 .
 -
                                     3   2    1              2    3                  2
 -
. .
                                 1    2    1             1     3                  1
 -
                          1    3                          1
______________________________________________________________
      :                           5    7    2              3     7                 3
______________________________________________________________

        - (24,6%)     
 .
           -
    -.  -
      -
    2  .
           
       
-    .

     ____________________
       -  
       - 
       -  

         

1.  ..   .      
  :   .   
      -
. , 1989, .303.
2.  ..      -
   .   .:   -
     .  -  
- . 1989, .15.
3.  ..,  ..,  ..  -
     .  ., , .   
N 11, 1989, .50-64.
4.  ..  .    -
        .  
.:      -
    . ., 1989, .307.
5.  ..   .    -
         -
     .  .:      
     
 . ., 1989, .310-311.
6.   ..   .    
      .
 .:   -    -
  . ., 1989, .24.
7.  ..   .      -
  .  .     -
  . ., 1989, .39.
8.  ..  .     -
.   .:      -
-  "",  ,  1990,
.110-111.
9.  ..           
          -
 .   .:     
      -
. ., 1989, .294.
10. ..  .    -
 -.   .:     
    . ., 1989, .5.
11. ..,  ..     -
 .    .:     -
 -  "".  -
, 1990, .43-44.
12...  .      -
        .  .,
1989, .190-191.
               
