mon	count	iq
JAN94	2339	86.63
FEB94	2275	84.6
MAR94	2881	87.04
APR94	2780	87.19
MAY94	3227	87.91
JUN94	3291	87.99
JUL94	2944	88.09
AUG94	3163	88.25
SEP94	2770	87.62
OCT94	2827	87.43
NOV94	2392	86.74
DEC94	1973	84.86
JAN95	3006	87.44
FEB95	2924	87.77
MAR95	3592	88.09
APR95	3460	88.53
MAY95	3807	88.11
JUN95	3753	88.59
JUL95	3648	88.67
AUG95	3698	88.87
SEP95	3166	89.92
OCT95	3159	88.93
NOV95	2545	87.17
DEC95	2208	89.07
JAN96	2971	89.25
FEB96	3083	90.54
MAR96	3504	89.89
APR96	3580	90.28
MAY96	3855	89.46
JUN96	3894	89.42
JUL96	3772	89.28
AUG96	3705	89.17
SEP96	3364	90.42
OCT96	3341	90.46
NOV96	2680	88.63
DEC96	2418	89.74
JAN97	2963	90.48
FEB97	2890	89.76
MAR97	3455	90.2
APR97	3747	90.68
MAY97	3685	90.19
JUN97	3672	89.78
JUL97	3865	89.72
AUG97	3729	90.78
SEP97	3205	90.32
OCT97	3158	90.64
NOV97	2552	90.97
DEC97	2135	90.23