57   Days spent in penal institutions during the year, by sex of the person, type of sanction, and type of imprisonment. 1999
Type of imprisonment Both sexes Males Females
Custody Prison-sentence Security detention Serving sentence for non-payment of a fine Custody Prison-sentence Security detention Serving sentence for non-payment of a fine
Total  916 891  212 061  613 604 19 396 14 440 15 806 38 592 1 902 1 090
Closed institution  584 410  207 958  325 018 6 821 7 393 15 408 20 185 1 058  569
Open institution  223 253  275  199 507 1 356 6 531 - 14 496  574  514
Contract ward 47 123 1 207 37 646 8 206 64 - - - -
Day release ward 6 934 - 6 899 - - - 35 - -
Provisional leave 15 957 78 14 045  692 51 16  963  112 -
Hospital 11 377 2 508 5 114 2 321 28  382  863  158 3
Treatment institution 27 837 35 25 375 -  373 - 2 050 - 4

Explanation of symbols