![INTCK and INTNX: Two essential functions for computing intervals between dates in SAS](https://blogs.sas.com/content/iml/files/2017/05/LivingPresidents3.png)
Last week I showed a timeline of living US presidents. The number of living presidents is constant during the time interval between inaugurations and deaths of presidents. The data was taken from a Wikipedia table (shown below) that shows the number of years and days between events. This article shows