You can do this by going to My Account > History > Game History.
Here you will be presented with several search options. The first of these is a time period. You can either select to view your Game History for the present day, the last 7 days, or in a singular month view for the last 3 months.
You can also select game type, whether that's All Games, Bingo, Casino, Daily Free, Instant, Slots or Poker.
When you have selected the information, each game reference will show in a list below stating: Game Name, Reference, Date, Time, Wager Amount, Win Amount, Balance prior to the wager and Balance after the wager.
In the top right-hand corner, you will see "Total Win", "Total Wager" and "Net Win".