<data><group year="0"><series><x>Nov-2008</x><y1 annot=".">20.7</y1></series><series><x>Dec-2008</x><y1 annot=".">271</y1></series><series><x>Jan-2009</x><y1 annot=".">132.7</y1></series><series><x>Feb-2009</x><y1 annot=".">229.2</y1></series><series><x>Mar-2009</x><y1 annot=".">268.6</y1></series><series><x>Apr-2009</x><y1 annot=".">235.6</y1></series><series><x>May-2009</x><y1 annot=".">230.3</y1></series><series><x>Jun-2009</x><y1 annot=".">140.6</y1></series><series><x>Jul-2009</x><y1 annot=".">28.6</y1></series><series><x>Aug-2009</x><y1 annot=".">139</y1></series><series><x>Sep-2009</x><y1 annot=".">40.6</y1></series><series><x>Oct-2009</x><y1 annot=".">81.6</y1></series><series><x>Nov-2009</x><y1 annot=".">64.4</y1></series><series><x>Dec-2009</x><y1 annot=".">105.9</y1></series><series><x>Jan-2010</x><y1 annot=".">200</y1></series><series><x>Feb-2010</x><y1 annot=".">132</y1></series><series><x>Mar-2010</x><y1 annot=".">163.5</y1></series><series><x>Apr-2010</x><y1 annot=".">218.7</y1></series><series><x>May-2010</x><y1 annot=".">323.1</y1></series><series><x>Jun-2010</x><y1 annot=".">301.6</y1></series><series><x>Jul-2010</x><y1 annot=".">386.6</y1></series><series><x>Aug-2010</x><y1 annot=".">462.7</y1></series><series><x>Sep-2010</x><y1 annot=".">345.5</y1></series><series><x>Oct-2010</x><y1 annot=".">524.5</y1></series><series><x>Nov-2010</x><y1 annot=".">219.5</y1></series><series><x>Dec-2010</x><y1 annot=".">436.5</y1></series><series><x>Jan-2011</x><y1 annot=".">527.4</y1></series><series><x>Feb-2011</x><y1 annot=".">481.8</y1></series><series><x>Mar-2011</x><y1 annot=".">508.1</y1></series><series><x>Apr-2011</x><y1 annot=".">456.1</y1></series><series><x>May-2011</x><y1 annot=".">543.3</y1></series><series><x>Jun-2011</x><y1 annot=".">502.2</y1></series><series><x>Jul-2011</x><y1 annot=".">554.2</y1></series><series><x>Aug-2011</x><y1 annot=".">341</y1></series><series><x>Sep-2011</x><y1 annot=".">507.9</y1></series><series><x>Oct-2011</x><y1 annot=".">419.4</y1></series><series><x>Nov-2011</x><y1 annot=".">574.9</y1></series><series><x>Dec-2011</x><y1 annot=".">652.2</y1></series></group></data>
