There are 4 tables available for download, as detailed in Evans et al. (2014). Full descriptions of the tables are online as well. The tables can be downloaded either as comma-separated text files or in FITS format.
If you use data from this catalogue in your work, please cite Evans et al. (2014) and in the acknowledgements section of your publication, please state:
This work made use of data supplied by the UK Swift Science Data Centre at the University of Leicester.