2003,2003,2002,2002,2000,1996,1995,1994,1993,1991,1990,1990,1991,1992,1993,1994,1995,1996,1998,2000,2001;840,839,838,837,836,836,835,835,836,837,839,841,843,842,842,843,843,844,842,841,841