2723 SPSS PC File Format Dataset SPSS (Statistical Package for the Social Sciences) is a software package used for statistical analysis in the social sciences. The first version of SPSS was developed by SPSS Inc. in 1968. In 2009 SPSS Inc. was acquired by IBM. These files are generated by early versions of SPSS. Some later SPSS files are characterised in fmt/638. The files don't have a consistent extension, instead having sequential numbers, eg sample.1, sample.2, sample.3 etc. 234 National Library of Australia / National Library of Australia 24 May 2023 24 May 2023 fmt/1869 PUID 2213 SPSS PC File format Absolute from beginning of file, magic bytes: data list free /{1-45}variable labels /{1-200}begin data EOF, offset 5:end data 1 Absolute from BOF 0 0 64617461206C6973742066726565202F{1-45}7661726961626C65206C6162656C73202F{1-200}626567696E2064617461 1 Absolute from EOF 5 5 656E642064617461 Is previous version of 1438 SPSS Data File