1967 ------ 23 ----------------------------------------------------------------------------------------------- 1980 ------ 161 + 163 168 -------------------------------------------------------------------------------------------- 1984 ------ 246 247 ------------------------------------------------------------------------------------------- 1985 ------ 254 276 -------------------------------------------------------------------------------------------- 1986 ------ 319 334 364 ------------------------------------------------------------------------------------------------ 1987 ------ 382 ------------------------------------------------------------------------------------------------ 1991 ------ 865 ----------------------------------------------------------------------------------------------------- 1992 ------ 1409