20 313 , "" - .
" 15% , 2006 . 359 ", - .
, - 54. - 47, - 43, - 35, - - 32, - - - 29, - 24, -11, - 9.
, 400 , 550-600 . 2300 .
, 5-10%, - 15-20%.
, 40 250 , 5 - 50 . .
" . ", - .. , 20% .