Memento Mori
The Memento Mori calendar visualizes a person's life by showing how many weeks they have lived in a form of table cells. I went around various Life Expectancy calculators and tried to figure out how much of life I have left. Estimation varies from 89.8 years down to 82. But, an average was 85.26 years, so I'll go with that.
Here is mine memento mori: