I'm either in Sport or Eco. Obviously the car starts in Comfort but I immediately switch to Sport and stay there until I line out by myself on the freeway then I switch to Eco. As soon as I come into any traffic, I put it back in Sport.
Actually, one of the screens will show you how many hours or minutes you spend in each mode.
From the main screen select Vehicle Info.
Then select EfficientDynamics.
Then select Consumption History.
The search symbol below that allows you to produce a bar graph of your driving habits from as little as 15 minutes to as much as 16 hours.
Not suprisingly I have lots of orange (sport mode) showing.
1979 Porsche Tobacco Metallic 911SC
1996 Porsche Guards Red 993 C4S
2003 BMW Ti Silver M5
2013 BMW X3 35i Carbon Black M-Sport