{"text_format":"dbase-jsonl-2026-09-30","columns":[{"name":"PERIOD","type":"character","width":9},{"name":"LITTLE_NF","type":"number","width":10,"decimals":0}],"n_rows":6,"rows_kept":6,"cut":false,"deleted_skipped":0,"read_ended":"whole","bounds":"16MiB/16384/4096/first_that_fit","version":"dbase_level_three","encoding_class":"enc_absent","reader":"statdb_count/9"}
["1921-1936",6]
["1937-1952",64]
["1953-1965",44]
["1966-1978",8]
["1979-1988",17]
["1989-2000",9]