condition mean min max 1 h after light 4.785754678 3.2128261489999996 6.358683207 3 h after light 8.487232179 2.566687167 12.25391467 5 h after light 8.198731526 6.036568324 10.13897795 7 h after light 6.1946575736666665 4.285543032 7.981954047 9 h after light 8.337801281 1.984682223 12.2003138 11 h after light 7.541038074666667 5.577034133 10.01511642 1 h after dark 14.478465536666665 11.52745478 19.090089399999997 3 h after dark 19.77499102 16.46151963 24.94636193 5 h after dark 18.549049423333333 17.91761346 19.73584233 7 h after dark 16.61066079 12.18462404 21.4848164 9 h after dark 14.957720786666668 11.79051684 17.50596762 11 h after dark 14.823807016666667 13.00335443 16.48104656