All screenshots except the last are from the last 24 hours, and not screnshots gathered over the weeks.

Let us start with the definition of the word random:

ran·dom (răn'dəm) pronunciation
adj.

1. Having no specific pattern, purpose, or objective: random movements. See synonyms at chance.
2. Mathematics & Statistics. Of or relating to a type of circumstance or event that is described by a probability distribution.
3. Of or relating to an event in which all outcomes are equally likely, as in the testing of a blood sample for the presence of a substance.