086 79.1039 95.2794 May - 97 7331 35.7396 27.0349 58.6167 67.1738 37.422 79.2844 100.774 Jun - 97 7672.8 36.5891 26.4984 62.8908 68.8182 40.957 73.4247 98.4039 Jul - 97 8222.6 42.9603 26.7293 60.6927 74.3627 44.9796 64.0972 109.246 Aug - 97 7622.4 40.0402 25.4063 55.5878 65.075 40.3795 62.9529 101.35 Sep - 97 7945.3 39.9185 26.6673 56.5684 67.5191 41.5717 62.5316 107.98 Oct - 97 7442.1 35.5372 27.2878 56.262 66.7107 35.2137 57.6567 104.892 Nov - 97 7823.1 32.8507 31.4493 61.9439 74.7429 36.4466 58.8035 108.515 Dec - 97 7908.3 34.3772 32.795 64.8351 78.2992 38.1033 58.7429 108.102 Jan - 98 7906.5 37.3081 35.4513 65.8808 77.1297 38.226 63.2895 96.9092 Feb - 98 8545.7 36.018 37.1305 74.4217 83.5264 41.9341 64.0829 114.447 Mar - 98 8799.8 33.7783 35.4098 72.5087 83.0343 41.3799 63.3506 129.559