N Q R RD X 1979:01 1 251.8 11.75 9.25 150.8 1979:02 2 255.6 11.75 9.26 151.5 1979:03 3 259.8 11.75 9.37 152.0 1979:04 4 264.7 11.75 9.38 153.0 1979:05 5 268.8 11.75 9.50 150.8 1979:06 6 274.6 11.65 9.29 152.4 1979:07 7 276.9 11.54 9.20 152.6 1979:08 8 280.5 11.91 9.23 152.8 1979:09 9 288.1 12.90 9.44 151.6 1979:10 10 288.3 14.39 10.13 152.4 1979:11 11 287.9 15.55 10.76 152.4 1979:12 12 295.0 15.30 11.31 152.1 1980:01 13 295.1 15.25 11.86 152.2 1980:02 14 298.5 15.63 12.36 152.7 1980:03 15 301.7 18.31 12.96 152.6 1980:04 16 302.0 19.77 12.04 152.1 1980:05 17 298.1 16.57 10.99 148.3 1980:06 18 297.8 12.63 10.58 144.0 1980:07 19 301.2 11.48 11.07 141.5 1980:08 20 304.7 11.12 11.64 140.4 1980:09 21 308.1 12.23 12.02 141.8 1980:10 22 315.6 13.79 12.31 144.1 1980:11 23 323.1 16.06 11.94 146.9 1980:12 24 330.6 20.35 13.21 149.4 1981:01 25 330.9 20.16 12.81 151.0 1981:02 26 331.3 19.43 13.35 151.7 1981:03 27 331.6 18.04 13.33 151.5 1981:04 28 336.2 17.15 13.88 152.1 1981:05 29 340.9 19.61 14.32 151.9 1981:06 30 345.5 20.03 13.75 152.7 1981:07 31 350.3 20.39 14.38 152.9 1981:08 32 354.2 20.50 14.89 153.9 1981:09 33 366.3 20.08 15.49 153.6 1981:10 34 361.7 18.45 15.40 151.6 1981:11 35 365.5 16.84 14.22 149.1 1981:12 36 361.4 15.75 14.23 146.3 1982:01 37 359.8 15.75 15.18 143.4 1982:02 38 364.6 16.56 15.27 140.7 RS y 1979:01 9.35 994.3 1979:02 9.32 1002.5 1979:03 9.48 994.0 1979:04 9.46 997.4 1979:05 9.61 1013.2 1979:06 9.06 1015.6 1979:07 9.24 1012.3 1979:08 9.52 1020.9 1979:09 10.26 1043.6 1979:10 11.70 1062.6 1979:11 11.79 1058.5 1979:12 12.64 1076.3 1980:01 13.50 1063.1 1980:02 14.35 1070.0 1980:03 15.20 1073.5 1980:04 13.20 1101.1 1980:05 8.58 1097.1 1980:06 7.07 1088.7 1980:07 8.06 1099.9 1980:08 9.13 1111.1 1980:09 10.27 1122.2 1980:10 11.62 1161.4 1980:11 13.73 1200.6 1980:12 15.49 1239.9 1981:01 15.02 1223.5 1981:02 14.79 1207.1 1981:03 13.36 1190.6 1981:04 13.69 1206.0 1981:05 16.30 1221.4 1981:06 14.73 1236.7 1981:07 14.95 1221.5 1981:08 15.51 1250.3 1981:09 14.70 1293.7 1981:10 13.54 1224.6 1981:11 10.86 1254.1 1981:12 10.85 1288.7 1982:01 12.28 1251.5 1982:02 13.48 1258.3