15208000 1951     883    4940   1 19510906    85.0  30         
15208000 1952     740    5220   1 19520731    85.0  61         
15208000 1953    1189    7070   1 19530627    65.0  15         
15208000 1954     908    4670   1 19540803    82.0  30         
15208000 1956     784    4360   1 19560703     100  60         
15208000 1957    1021    7580   1 19570608    60.0  15         
15208000 1958     964    7180   1 19580610    76.0  15         
15208000 1959     897    5800   1 19590618    62.0  31         
15208000 1960    1007    5270   1 19600913    79.0  15         
15208000 1961     885    5720   1 19610621    78.0  15         
15208000 1962     918    8010   1 19620618    79.0  31         
15208000 1963     924    4970   1 19630712    99.0  61         
15208000 1964     888    4870   1 19640617     100  31         
15208000 1965     682    3650   1 19650714     120  98         
15208000 1966     796    4030   1 19660612    90.0  30         
15208000 1967     744    3030   1 19670613    72.0  15         
15208000 1968     857    4180   1 19680617     120  36         
15208000 1969     587    2740   1 19690618    80.0  22         
15208000 1970     636    2900   1 19700731    80.0  30         
15208000 1971     718    4480   1 19710715    70.0  23         
15208000 1972     859    3680   1 19720617    90.0  31         
15208000 1973     568    3640   1 19730619    75.0  40         
15208000 1974     672    2730   1 19740831    35.0  41         
15208000 1975     843    4520   1 19750714    70.0  31         
15208000 1976     751    3200   1 19760630    70.0  50         
15208000 1977    1183    5000   1 19770630     170  25         
15208000 1978     662    2500   1 19780806     100  33         
15208000 1979     757    2830   1 19790707    90.0  29         
15208000 1980     968    4460   1 19800609     130  31         
15208000 1981    1034    5250   1 19810810    80.0   5         
15208000 1982     825    3400   1 19820629     110  15