1987

1987: 13 161 companies

januari 967 companies

februari 1 082 companies

maart 1 189 companies

april 1 099 companies

mei 1 064 companies

juni 1 238 companies

juli 966 companies

augustus 983 companies

september 1 119 companies

oktober 1 107 companies

november 1 063 companies

december 1 284 companies