Select Cohort Builder from the left banner and select Time Period;
he default setting includes all data; selecting different dates will reduce the number of events included in the analysis;
Using the two calendars, select the start and end dates for your analysis by selecting the year, month and date required;
These selections are shown in the Summary Table (adjusting time period will not affect Summery Total until another selection is made in an additional section of the Cohort Builder and the selection is RUN).