I guess by this criteria Nederland would be in the good category:
2006- Beat Galena Park lost to Kilgore 2nd round.
2007- No playoffs (First time in 11 years, including 10 straight 2nd rd or better before 2007)
2008 - Beat CE King, lost to Magnolia 2nd round
2009- Lost to Crosby 1st rd
2010- Lost to Crosby 1st rd
2011- Beat GCM ,Beat Stratford, Lost to Pearland Dawson in 3rd rd
2012 - Beat Dayton, Beat Connally, Beat Dawson, lost to Georgetown in the 4th rd
2013 - Beat KP, Lost to Georgetown 2nd rd
2014 - Lost to KP in 1st rd
2015 - Beat New Caney, Lost to George Ranch 2nd rd.
6 of 10 years past the second round. 2 3rd or better appearances.