1991

1991: 44 220 companies

januari 4 050 companies

februari 2 270 companies

maart 3 073 companies

april 3 991 companies

mei 4 146 companies

juni 3 857 companies

juli 4 439 companies

augustus 4 189 companies

september 3 325 companies

oktober 3 791 companies

november 3 518 companies

december 3 571 companies