Year:                          Issue:        1                    2                   3                  4

2014                                              X
2013                                              X                   X                   X                  X
2012                                              X                   X                   X                  X
2011                                              X                   X                   X                  X
2010                                              X                   X                   X                  X
2009                                              X                   X                   X                  X
2008                                              X                   X                   X                  X
2007                                              X                   X                   X                  X
2006                                              X                   X                   X                  X
2005                                              X                   X                   X                  X
2004                                              X                   X                   X                  X
2003                                              X                   X                   X                  X
2002                                              X                   X                   X                  X
2001                                              X                   X                   X                  X
2000                                              X                   X                   X                  X