To SORT records, click on an underlined column heading.
This will show the records in ascending sequence.
Click again will sort the records into descending sequence.
Click on X at the start of the sort row to undo.
Note that if you do not click on X, sorts are 'cumulative'.
The sort sequence is described on the sort row.

To FILTER records, click on the 'v' button.
Enter a value under a column.
Click on the '>' button.
Click on X at the start of the filter row to undo.
Click on the '^' button to remove the filter row.
The filter value is described on the filter row.

Sort example; Click on a race title twice (not double-click, wait for page to be re-displayed between clicks) to sort the records into the positions in that race.
Filter example; Your club name under Club will display only competitors from your club.