Rocky

Rocky released tracks per year
    0    0    0    0    0    0    0    0    0    0    0    0    1    3    3   19    5    9    6
 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010