condition mean min max 1 h after light 9.612645803 9.612645803 9.612645803 3 h after light 16.006362494999998 12.79948224 19.21324275 5 h after light 14.333313839999999 12.95174149 15.71488619 7 h after light 13.998791675 13.68061428 14.31696907 9 h after light 15.249998075 15.16753629 15.33245986 11 h after light 20.048629165 18.88163597 21.21562236 1 h after dark 17.206362705 11.87135152 22.54137389 3 h after dark 17.915641649999998 15.75429519 20.07698811 5 h after dark 16.92709888 15.82039256 18.0338052 7 h after dark 16.664829555 16.49568962 16.83396949 9 h after dark 18.352115935 18.00941593 18.69481594 11 h after dark 16.70744338 15.42772955 17.98715721