Quarter	Belgian franc
1975-03-31	34.77
1975-06-30	35.31
1975-09-30	39.95
1975-12-31	39.51
1976-03-31	39.02
1976-06-30	39.66
1976-09-30	37.65
1976-12-31	35.93
1977-03-31	36.61
1977-06-30	36.05
1977-09-30	35.71
1977-12-31	32.7
1978-03-31	31.35
1978-06-30	32.67
1978-09-30	30.53
1978-12-31	28.82
1979-03-31	29.58
1979-06-30	29.52
1979-09-30	28.23
1979-12-31	28.02
1980-03-31	31.22
1980-06-30	28.21
1980-09-30	29
1980-12-31	31.47
1981-03-31	34.33
1981-06-30	39.19
1981-09-30	38.05
1981-12-31	38.49
1982-03-31	45.54
1982-06-30	46.81
1982-09-30	49.03
1982-12-31	46.92
1983-03-31	48.13
1983-06-30	50.84
1983-09-30	53.42
1983-12-31	55.58
1984-03-31	53.1
1984-06-30	56.6
1984-09-30	62
1984-12-31	63.19
1985-03-31	62.05
1985-06-30	60.88
1985-09-30	54.3
1985-12-31	50.08
1986-03-31	47.72
1986-06-30	44.89
1986-09-30	42.06
1986-12-31	40.02
1987-03-31	37.39
1987-06-30	37.9
1987-09-30	38.17
1987-12-31	32.85
1988-03-31	34.66
1988-06-30	38.14
1988-09-30	39.38
1988-12-31	37.17
1989-03-31	39.64
1989-06-30	40.9
1989-09-30	39.3
1989-12-31	35.59
1990-03-31	35.045
1990-06-30	34.245
1990-09-30	32.255
1990-12-31	30.915
1991-03-31	35.17
1991-06-30	37.3
1991-09-30	34.25
1991-12-31	31.32
1992-03-31	33.885
1992-06-30	31.34
1992-09-30	29.09
1992-12-31	33.22
1993-03-31	33.18
1993-06-30	34.94
1993-09-30	35.2
1993-12-31	36.15
1994-03-31	34.39
1994-06-30	32.75
1994-09-30	31.92
1994-12-31	31.83
1995-03-31	28.11
1995-06-30	28.46
1995-09-30	29.3
1995-12-31	29.41
1996-03-31	30.34
1996-06-30	31.32
1996-09-30	31.4
1996-12-31	31.74
1997-03-31	34.61
1997-06-30	35.95
1997-09-30	36.44
1997-12-31	37.06
1998-03-31	38.14
1998-06-30	37.21
1998-09-30	34.48
1998-12-31	34.37
1999-03-31	37.37
1999-06-30	39.1
1999-09-30	37.89
1999-12-31	40.24
2000-03-31	42.13
2000-06-30	42.08
2000-09-30	45.7
2000-12-31	43.01
2001-03-31	45.65
2001-06-30	47.6
2001-09-30	44.28
2001-12-31	45.31