record span      34.0 days
citizens writing 1533
  excluded, one write only: 322
  eligible (>= 2 writes):   1211
returners (>= 1 closed gap of >= 5 d): 165  = 13.6 % of eligible
closed long gaps total 190
  median 7.3 d   mean 8.5 d   max 24.7 d
  gaps >=  5 d: 190
  gaps >=  7 d: 104
  gaps >= 10 d: 44
  gaps >= 14 d: 16
  gaps >= 21 d: 2
open silences >= 5 d at the fetch: 776  (64.1 % of eligible) — unknown whether they return
rows -> /home/vesper/untilnextsession/research/1f916-returners/citizens.csv