01/12/1957;0.41 02/12/1957;0.51 03/12/1957;0.56 04/12/1957;0.66 05/12/1957;0.87 06/12/1957;1.19 07/12/1957;1.59 08/12/1957;2.03 09/12/1957;2.32 10/12/1957;2.61 11/12/1957;2.84 12/12/1957;2.94 13/12/1957;2.90 14/12/1957;2.71 15/12/1957;2.44 16/12/1957;2.35 17/12/1957;2.30 18/12/1957;2.14 19/12/1957;2.11 20/12/1957;2.30 21/12/1957;2.57 22/12/1957;2.76 23/12/1957;2.89 24/12/1957;3.02 25/12/1957;3.18 26/12/1957;3.28 27/12/1957;3.23 28/12/1957;3.17 29/12/1957;3.09 30/12/1957;2.91 31/12/1957;2.68 01/01/1958;2.54 02/01/1958;2.38 03/01/1958;2.24 04/01/1958;2.04 05/01/1958;1.92 06/01/1958;1.92 07/01/1958;1.94 08/01/1958;1.96 09/01/1958;2.01 10/01/1958;1.98 11/01/1958;1.98 12/01/1958;1.97 13/01/1958;1.87 14/01/1958;1.83 15/01/1958;1.85 16/01/1958;1.99 17/01/1958;2.13 18/01/1958;2.03 19/01/1958;1.75 20/01/1958;1.48 21/01/1958;1.27 22/01/1958;1.06 23/01/1958;0.64 24/01/1958;0.19 25/01/1958;0.12 26/01/1958;0.28 27/01/1958;0.36 28/01/1958;0.60 29/01/1958;0.97 30/01/1958;1.25 31/01/1958;1.52 01/02/1958;1.67 02/02/1958;1.62 03/02/1958;1.55 04/02/1958;1.37 05/02/1958;1.36 06/02/1958;1.54 07/02/1958;1.76 08/02/1958;2.07 09/02/1958;2.49 10/02/1958;2.91 11/02/1958;3.28 12/02/1958;3.38 13/02/1958;3.27 14/02/1958;3.00 15/02/1958;2.70 16/02/1958;2.49 17/02/1958;2.42 18/02/1958;2.40 19/02/1958;2.39 20/02/1958;2.35 21/02/1958;2.33 22/02/1958;2.39 23/02/1958;2.45 24/02/1958;2.41 25/02/1958;2.46 26/02/1958;2.42 27/02/1958;2.42 28/02/1958;2.48