Comparative dates on which the Nationals notched their 17th win, each season:
2016 - 1st May (24th match of the season)
2014 - 2nd May (29th match)
2012 - 4th May (26th match)
2013 - 5th May (32nd match)
2005 - 7th May (30th match)
2010 - 9th May (31st match)
2015 - 10th May (32nd match)
2011 - 10th May (35th match)
2008 - 14th May (41st match)
2007 - 22nd May (46th match)
2006 - 23rd May (46th match)
2009 - 11th June (59th match)