The new 2018 Portsmouth Numbers are available for download from the rating file library of the Sailwave website.
There is also a historic file of ratings for classes which have not received enough feedback to be included in this years updated ratings. You can load multiple files with Sailwave if you place them in your ratings directory.
SCHRS and SCHRS PN equivalents have also been updated for 2018
You can examine and edit these file with a text editor or compatible spreadsheet.
Thanks to Huw Pearce for supplying the files