condition mean min max 1 h after light 0.541569256 0.536274487 0.546864025 3 h after light 2.081450390666667 0.8645889440000001 4.206515079 5 h after light 8.215379397 4.771283743 12.63097246 7 h after light 9.225064528333334 3.8741050610000003 14.79392937 9 h after light 10.203495078666666 9.299539886 10.89136368 11 h after light 12.230074794 7.371125682000001 15.64636986 1 h after dark 10.647510339333333 7.416889508 12.92028864 3 h after dark 9.516639515 9.01594059 10.5025985 5 h after dark 8.81915923 4.788021174 12.29493141 7 h after dark 8.738781358333334 7.370211614 9.893351882000001 9 h after dark 8.157822964 6.085765567 10.14879931 11 h after dark 7.638110925666667 6.704719498999999 9.362415191