In Menu 'Visitor Data' - 'Visitor Data' you will find search boxes below the columns. You can enter characters to retrieve the desired range of Visitor Data.
By typing in the characters, you are looking for, the results will be displayed
By clicking on the desired result, you will receive the list according to your selection. When a filter for a range is applied, it is indicated by yellow colour.
Using a filter for a range will show the data you want and hide the rest. Once you have filtered data, you can either reapply a filter to get up-to-date results, or clear a filter to redisplay all of the data.