01/12/1986;2.41 02/12/1986;2.53 03/12/1986;2.71 04/12/1986;2.78 05/12/1986;2.82 06/12/1986;2.91 07/12/1986;2.96 08/12/1986;2.98 09/12/1986;2.91 10/12/1986;2.67 11/12/1986;2.25 12/12/1986;1.84 13/12/1986;1.47 14/12/1986;1.27 15/12/1986;1.04 16/12/1986;0.90 17/12/1986;0.96 18/12/1986;1.14 19/12/1986;1.24 20/12/1986;1.26 21/12/1986;1.21 22/12/1986;1.08 23/12/1986;0.90 24/12/1986;0.76 25/12/1986;0.69 26/12/1986;0.66 27/12/1986;0.67 28/12/1986;0.66 29/12/1986;0.68 30/12/1986;0.67 31/12/1986;0.54 01/01/1987;0.38 02/01/1987;0.26 03/01/1987;0.20 04/01/1987;0.17 05/01/1987;0.23 06/01/1987;0.25 07/01/1987;0.12 08/01/1987;0.03 09/01/1987;0.17 10/01/1987;0.32 11/01/1987;0.57 12/01/1987;0.83 13/01/1987;0.99 14/01/1987;1.05 15/01/1987;1.04 16/01/1987;1.05 17/01/1987;1.12 18/01/1987;1.16 19/01/1987;1.17 20/01/1987;1.08 21/01/1987;0.84 22/01/1987;0.84 23/01/1987;1.08 24/01/1987;1.32 25/01/1987;1.59 26/01/1987;1.93 27/01/1987;2.41 28/01/1987;2.91 29/01/1987;3.29 30/01/1987;3.29 31/01/1987;3.20 01/02/1987;3.00 02/02/1987;2.69 03/02/1987;2.38 04/02/1987;2.20 05/02/1987;1.96 06/02/1987;1.87 07/02/1987;1.91 08/02/1987;2.12 09/02/1987;2.49 10/02/1987;2.86 11/02/1987;3.19 12/02/1987;3.55 13/02/1987;3.92 14/02/1987;4.23 15/02/1987;4.33 16/02/1987;4.27 17/02/1987;4.21 18/02/1987;4.21 19/02/1987;4.12 20/02/1987;3.91 21/02/1987;3.73 22/02/1987;3.57 23/02/1987;3.43 24/02/1987;3.18 25/02/1987;2.74 26/02/1987;2.30 27/02/1987;2.03 28/02/1987;1.75