Quarter	Belgian franc
1975-03-31	34.3268
1975-06-30	35.0011
1975-09-30	38.0705
1975-12-31	39.1327
1976-03-31	39.2077
1976-06-30	39.2626
1976-09-30	39.0328
1976-12-31	36.8692
1977-03-31	36.7605
1977-06-30	36.1552
1977-09-30	35.6058
1977-12-31	34.8229
1978-03-31	32.2487
1978-06-30	32.4514
1978-09-30	31.5983
1978-12-31	29.5484
1979-03-31	29.2828
1979-06-30	30.2884
1979-09-30	29.1161
1979-12-31	28.6263
1980-03-31	28.7656
1980-06-30	29.017
1980-09-30	28.4069
1980-12-31	30.623
1981-03-31	33.8037
1981-06-30	37.243
1981-09-30	39.7723
1981-12-31	37.7398
1982-03-31	41.6275
1982-06-30	45.0444
1982-09-30	47.5462
1982-12-31	48.7588
1983-03-31	47.3297
1983-06-30	49.6372
1983-09-30	53.0948
1983-12-31	54.4538
1984-03-31	55.23
1984-06-30	55.2798
1984-09-30	58.9305
1984-12-31	61.5642
1985-03-31	65.3032
1985-06-30	62.0992
1985-09-30	57.5889
1985-12-31	52.4753
1986-03-31	48.0956
1986-06-30	45.8249
1986-09-30	43.1254
1986-12-31	41.6688
1987-03-31	38.1081
1987-06-30	37.4493
1987-09-30	38.1571
1987-12-31	35.6841
1988-03-31	35.0645
1988-06-30	35.7483
1988-09-30	39.1132
1988-12-31	37.1755
1989-03-31	38.7595
1989-06-30	40.4648
1989-09-30	40.253
1989-12-31	38.1248
1990-03-31	35.2811
1990-06-30	34.5884
1990-09-30	32.7809
1990-12-31	30.9879
1991-03-31	31.544
1991-06-30	35.6624
1991-09-30	35.8968
1991-12-31	33.535
1992-03-31	33.3221
1992-06-30	33.1752
1992-09-30	30.1596
1992-12-31	31.8752
1993-03-31	33.6718
1993-06-30	33.3136
1993-09-30	35.3846
1993-12-31	35.8772
1994-03-31	35.5615
1994-06-30	34.1725
1994-09-30	32.1438
1994-12-31	31.7457
1995-03-31	30.4318
1995-06-30	28.7407
1995-09-30	29.4334
1995-12-31	29.2651
1996-03-31	30.1813
1996-06-30	31.3041
1996-09-30	30.8449
1996-12-31	31.5269
1997-03-31	34.1644
1997-06-30	35.3675
1997-09-30	37.262
1997-12-31	36.2264
1998-03-31	37.5324
1998-06-30	36.9926
1998-09-30	36.3366
1998-12-31	34.2892
1999-03-31	36.011
1999-06-30	38.1964
1999-09-30	38.4605
1999-12-31	38.8816
2000-03-31	40.9352
2000-06-30	43.2316
2000-09-30	44.5998
2000-12-31	46.5321
2001-03-31	43.7436
2001-06-30	46.2498
2001-09-30	45.3563
2001-12-31	45.043