The point of reference is over the last 5 years.
And over the last 10 years.
Consider personal areas such as finance, your education or career, etc.
On a more general level consider your view of what is happening around you(such as your views of the world, the environments, your country), Is is better or worse?.
Also condiser your relationship with your friends and family.
Have you changed to be more or less responsible? Are you more or less motivated?
And lastly, do you think you look better?