b'2015 2014 2013 2012 2011 201057,404 58,765 56,788 58,606 59,323 60,81330,546 31,189 30,044 30,049 30,758 30,437143,035 146,636 140,649 141,896 138,487 141,090230,985 236,590 227,481 230,551 228,568 232,3405,831 5,794 5,777 5,772 5,775 5,770879 871 871 862 848 841103 103 102 102 113 1176,813 6,768 6,750 6,736 6,736 6,728- S17 -'