8,7% 1950 . , 156 . 2009 . . 1 15,2% , 1 - 26,5%. 570 ( ), - 510 ( 2460 ). , - , 1230 .
- . , 1 15,2%, 17,5%, 30%. , 13-14%, .
" . , , - . , - "" . - - ".
, .
" , - . - - 13-15%, 20-30% . , ".
, - , . - , . , . . 1967 . , .
. 953 4902 . 6000 .
156
953
2008
1230
2009
6000