═════════╤═════╤═════╤═════╤═════╤═════╤═════╤═════╤═════╤═════╤═════╤═══════ │1870.│1871.│1872.│1873.│1874.│1875.│1876.│1877.│1878.│1879.│Ten-yr. │ │ │ │ │ │ │ │ │ │ │ av. ─────────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────── January │ .79│ 1.14│ 1.23│ 1.23│ 1.22│ .89│ .99│ 1.28│ 1.06│ .83│ 1.066 February │ .81│ 1.24│ 1.24│ 1.23│ 1.19│ .85│ 1.02│ 1.29│ 1.05│ .89│ 1.081 March │ .58│ 1.24│ 1.21│ 1.20│ 1.19│ .91│ 1.01│ 1.25│ 1.08│ .92│ 1.059 April │ .80│ 1.29│ 1.25│ 1.19│ 1.24│ 1.00│ 1.02│ 1.43│ 1.10│ .89│ 1.121 May │ .95│ 1.27│ 1.48│ 1.29│ 1.23│ 1.01│ 1.03│ 1.62│ 1.10│ .97│ 1.195 June │ 1.10│ 1.26│ 1.45│ 1.22│ 1.20│ .96│ 1.05│ 1.48│ .97│ 1.04│ 1.173 July │ 1.12│ 1.20│ 1.25│ 1.18│ 1.14│ 1.12│ .96│ 1.42│ .95│ .99│ 1.133 August │ 1.09│ 1.04│ 1.37│ 1.22│ 1.02│ 1.21│ .89│ 1.14│ .99│ .86│ 1.083 September│ .99│ 1.11│ 1.21│ 1.10│ .97│ 1.13│ 1.02│ 1.13│ .87│ .94│ 1.047 October │ 1.06│ 1.22│ 1.13│ 1.04│ .89│ 1.11│ 1.10│ 1.10│ .81│ 1.12│ 1.058 November │ .81│ 1.23│ 1.07│ 1.01│ .88│ 1.08│ 1.11│ 1.08│ .82│ 1.16│ 1.025 December │ 1.06│ 1.19│ 1.14│ 1.12│ .90│ .98│ 1.19│ 1.09│ .83│ 1.29│ 1.079 ─────────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────── Yearly │ .930│1.202│1.252│1.169│1.089│1.020│1.032│1.275│ .969│ .992│ 1.093 aver. │ │ │ │ │ │ │ │ │ │ │ ─────────┴─────┴─────┴─────┴─────┴─────┴─────┴─────┴─────┴─────┴─────┴───────