2010 2009 2008 59,847 59,847 59,847 566 606 599 56,800 56,800 56,800 319 366 372 64,411 64,411 64,411 402 388 415 139,900 139,900 139,900 747 757 788 190,432 190,432 190,432 1,192 1,238 1,255 342,620 342,620 342,620 1,746 1,757 1,765 S 31