September│ 24.08│11.18│ 16.49│11.59│ 20.70│ 17.02│ 21.46│ 122.54 October │ 21.76│10.92│ 18.62│11.75│ 20.70│ 17.63│ 21.69│ 123.10 November │ 22.37│10.45│ 19.41│11.10│ 20.78│ 18.02│ 21.36│ 123.52 December │ 20.66│10.62│ 19.22│11.11│ 21.06│ 18.04│ 21.31│ 122.05 │ │ │ │ │ │ │ │ 1913— January │ 19.88│10.91│ 17.92│11.07│ 21.01│ 17.94│ 22.08│ 120.83 February │ 19.56│11.52│ 16.65│10.87│ 20.83│ 17.85│ 22.42│ 119.72 March │ 19.59│13.04│ 16.14│10.73│ 21.14│ 17.37│ 22.42│ 120.46 April │ 19.96│13.47│ 15.31│10.16│ 20.93│ 16.92│ 22.42│ 119.21 May │ 20.67│13.18│ 15.11│10.12│ 20.80│ 16.75│ 21.67│ 118.32 June │ 21.27│12.96│ 16.52│10.25│ 20.70│ 16.76│ 21.57│ 120.05 July │ 21.19│13.09│ 13.03│10.21│ 20.53│ 16.51│ 21.73│ 116.31 August │ 21.63│13.08│ 14.91│10.26│ 20.25│ 16.52│ 21.84│ 118.51 September│ 22.97│12.78│ 16.60│10.57│ 20.50│ 16.74│ 21.86│ 122.05 October │ 22.58│13.05│ 17.93│10.70│ 20.94│ 16.76│ 21.92│ 123.90 November │ 22.61│12.21│ 19.97│11.06│ 21.07│ 16.75│ 21.80│ 125.50 December │ 23.00│12.05│ 20.45│11.01│ 20.81│ 16.59│ 21.79│ 125.73 │ │ │ │ │ │ │ │ 1914— January │ 21.96│12.15│ 20.08│10.95│ 20.66│ 16.17│ 22.54│ 124.52 February │ 20.96│12.62│ 18.05│11.00│ 20.24│ 16.18│ 22.57│ 121.64 March │ 22.14│13.16│ 16.00│11.36│ 20.43│ 15.88│ 22.77│ 121.77 April │ 21.40│12.86│ 15.87│10.68│ 20.64│ 15.78│ 22.54│ 119.79 May │ 21.54│12.81│ 16.43│10.46│ 19.96│ 15.55│ 21.44│ 118.23 June │ 23.16│13.06│ 16.11│10.61│ 20.68│ 15.69│ 21.76│ 121.09 July │ 21.08│12.97│ 17.24│10.44│ 20.83│ 15.69│ 21.42│ 119.70 August │ 22.56│13.42│ 16.20│10.28│ 20.97│ 15.76│ 21.52│ 120.74 September│ 26.25│12.83│ 17.43│11.72│ 20.39│ 16.12│ 22.19│ 126.97 October │ 24.44│12.09│ 17.32│11.42│ 20.25│ 15.97│ 22.01│ 123.53 November │ 25.30│11.90│ 18.58│10.88│ 19.97│ 15.84│ 21.84│ 124.34 December │ 24.42│11.32│ 19.82│10.54│ 19.88│ 16.13│ 22.04│ 124.18 │ │ │ │ │ │ │ │ 1915— January │ 25.89│10.70│ 19.28│10.60│ 19.72│ 16.16│ 21.79│ 124.16 February │ 29.05│10.60│ 17.46│10.47│ 20.11│ 16.29│ 21.65│ 125.66 March │ 28.60│10.73│ 15.58│10.82│ 20.22│ 16.34│ 21.85│ 124.15 April │ 28.86│11.07│ 15.58│10.76│ 20.48│ 15.94│ 22.38│ 125.09