19870101 300.55 300.83 300.54 300.62 298.48 298.56 298.50 298.54 19870106 300.84 300.73 300.24 300.30 298.48 298.56 298.36 298.43 19870111 300.77 300.78 300.30 300.18 298.64 298.33 298.53 298.55 19870116 300.79 300.80 300.54 300.65 298.37 298.59 298.46 298.35 19870121 300.57 300.89 300.67 300.65 298.41 298.43 298.43 298.38 19870126 300.51 300.72 300.74 300.63 298.47 298.51 298.44 298.42 19870131 300.78 301.03 300.40 300.83 298.54 298.49 298.40 298.38 19870205 300.47 300.54 300.47 300.63 298.51 298.51 298.47 298.47 19870210 300.93 300.96 300.76 300.58 298.60 298.71 298.38 298.46 19870215 300.90 300.82 300.63 300.69 298.61 298.49 298.42 298.62 19870220 300.62 300.93 300.41 300.86 298.55 298.49 298.40 298.61 19870225 300.74 300.97 300.89 300.46 298.54 298.51 298.58 298.37 19870302 300.69 301.02 300.96 300.34 298.51 298.61 298.49 298.61 19870307 300.88 301.13 300.95 300.73 298.63 298.68 298.67 298.61 19870312 300.47 300.52 300.67 300.43 298.57 298.58 298.42 298.46 19870317 300.63 300.74 301.37 300.70 298.62 298.59 298.59 298.62 19870322 300.84 300.58 300.72 300.95 298.54 298.55 298.65 298.56 19870327 300.93 300.77 300.60 300.82 298.50 298.45 298.50 298.48 19870401 300.95 300.47 300.72 300.57 298.58 298.36 298.51 298.59 19870406 300.57 300.86 300.76 301.03 298.48 298.57 298.56 298.56 19870411 300.89 300.93 300.76 300.79 298.47 298.55 298.52 298.56 19870416 300.93 300.74 300.96 300.96 298.55 298.50 298.60 298.57 19870421 300.90 301.03 300.91 300.97 298.52 298.56 298.59 298.46 19870426 300.98 300.66 300.71 300.86 298.54 298.53 298.48 298.51 19870501 301.15 301.06 300.96 300.98 298.59 298.43 298.47 298.49 19870506 300.97 300.98 300.69 300.92 298.49 298.59 298.54 298.47 19870511 300.59 300.64 301.01 300.80 298.50 298.65 298.46 298.62 19870516 300.72 300.86 300.62 300.45 298.49 298.56 298.36 298.40 19870521 300.71 300.55 300.83 300.81 298.47 298.44 298.55 298.51 19870526 300.71 301.00 300.84 300.96 298.55 298.62 298.47 298.47 19870531 301.13 300.76 300.96 300.70 298.56 298.48 298.57 298.48 19870605 300.92 300.74 300.79 300.82 298.57 298.54 298.41 298.45 19870610 300.92 300.84 301.05 300.98 298.51 298.48 298.52 298.56 19870615 300.80 300.90 300.94 300.89 298.46 298.46 298.50 298.56 19870620 301.10 300.91 301.12 300.91 298.56 298.51 298.46 298.51 19870625 300.94 301.04 300.94 300.66 298.45 298.55 298.50 298.53 19870630 301.06 300.93 300.99 300.77 298.67 298.65 298.68 298.63 19870705 300.84 300.91 300.87 300.96 298.59 298.70 298.55 298.70 19870710 300.99 300.93 301.13 300.91 298.72 298.69 298.66 298.68 19870715 300.78 300.90 300.73 300.91 298.66 298.66 298.68 298.64 19870720 301.00 300.87 301.04 300.95 298.80 298.70 298.73 298.69 19870725 301.04 300.82 300.90 300.96 298.73 298.65 298.71 298.80 19870730 300.84 300.92 300.93 300.87 298.74 298.78 298.74 298.77 19870804 300.93 300.81 300.74 300.91 298.74 298.75 298.70 298.76