condition mean min max 1 h after light 6.4320616595 5.785134833 7.078988486 3 h after light 5.801942922333334 4.876130786 6.27328686 5 h after light 7.723064621666667 5.960232616 8.659952052000001 7 h after light 7.57760586 6.862299946 8.101787254 9 h after light 8.423257418666665 7.915002856 9.062233325 11 h after light 8.734835188333333 6.128281358 11.71985306 13 h after light 8.206107098333334 7.979925547000001 8.380146982000001 15 h after light 7.693515807 6.4416369289999995 8.346799398 1 h after dark 8.104107456333333 7.246348202999999 8.715071627 3 h after dark 8.313406406 7.088381953 9.988855162 5 h after dark 8.242787813333333 7.366307608 9.131332187 7 h after dark 6.065890198333333 3.65810893 7.403222555