January 1991

January 1991: 654 companies

January 1, 1991 18 companies

January 2, 1991 7 companies

January 3, 1991 10 companies

January 4, 1991 36 companies

January 7, 1991 28 companies

January 8, 1991 25 companies

January 9, 1991 35 companies

January 10, 1991 35 companies

January 11, 1991 40 companies

January 14, 1991 27 companies

January 15, 1991 29 companies

January 16, 1991 20 companies

January 17, 1991 33 companies

January 18, 1991 33 companies

January 21, 1991 32 companies

January 22, 1991 30 companies

January 23, 1991 24 companies

January 24, 1991 29 companies

January 25, 1991 41 companies

January 28, 1991 16 companies

January 29, 1991 34 companies

January 30, 1991 27 companies

January 31, 1991 45 companies