• 1980 to 1980 364
• 1981 to 1981 345
• 1982 to 1982 351
• 1983 to 1983 321
• 1984 to 1984 316
• 1985 to 1985 286
• 1986 to 1986 298
• 1987 to 1987 281
• 1988 to 1988 265
• 1989 to 1989 254