. , , , .
( , ), , 2- , .
11...12 . . 16...20 , .
. 1,0...1,3 . , .
30- , 60...70 . 60 300...400 .
, , . 100 6...6,5- , 700...750 1 3,8...4,0 .
, , , . , - . 71...74 %. , 100...120 , 65...69 %.
- (, ) , . , . , 100 , 55 % , 34 - 11... 12 %. , , 50 %, - 40, - 10...11 %.
. , ( ), .