27.5%
""... 27.5% 31% . " () 8.8 6.9 27.5%". " 2011 10.4 (2.8 ) 8 2010 31%. 268 2010 168 2009 59.1% 5.1 2010 6.2 2009. . " . . ".
20% . " ".
. 7.5% 2010 490 2010 120 .
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