Comparative dates on which the Nationals notched their 78th win, each season:
2005 - 22nd September (153rd match of season)
2011 - 25th September (158th match of season)
[2007 - finished 73-89]
[2006 - finished 71-91]
[2010 - finished 69-93]
[2008 - finished 59-102]
[2009 - finished 59-103]