Author here:<p>Comments on Reddit (<a href="https:&#x2F;&#x2F;www.reddit.com&#x2F;r&#x2F;sanfrancisco&#x2F;comments&#x2F;3vfgg2&#x2F;analyzing_san_francisco_crime_data_to_determine&#x2F;" rel="nofollow">https:&#x2F;&#x2F;www.reddit.com&#x2F;r&#x2F;sanfrancisco&#x2F;comments&#x2F;3vfgg2&#x2F;analyz...</a>) imply that Social Security is given out on Wednesdays. I might do another pass to see if that&#x27;s a factor.