Month	Marks Per Hundred Kilograms
1879-01-01	89.3000
1879-02-01	88.5000
1879-03-01	89.1000
1879-04-01	87.5000
1879-05-01	85.6000
1879-06-01	84.0000
1879-07-01	90.2000
1879-08-01	95.3000
1879-09-01	97.0000
1879-10-01	92.0000
1879-11-01	88.0000
1879-12-01	89.2000
1880-01-01	94.0000
1880-02-01	97.8000
1880-03-01	101.700
1880-04-01	105.000
1880-05-01	109.300
1880-06-01	107.400
1880-07-01	110.700
1880-08-01	113.100
1880-09-01	111.200
1880-10-01	105.600
1880-11-01	103.300
1880-12-01	103.800
1881-01-01	108.200
1881-02-01	110.800
1881-03-01	111.700
1881-04-01	109.600
1881-05-01	103.700
1881-06-01	104.700
1881-07-01	107.200
1881-08-01	110.800
1881-09-01	110.100
1881-10-01	107.400
1881-11-01	105.800
1881-12-01	104.300
1882-01-01	105.100
1882-02-01	105.500
1882-03-01	103.800
1882-04-01	102.300
1882-05-01	100.800
1882-06-01	101.500
1882-07-01	103.600
1882-08-01	108.200
1882-09-01	109.000
1882-10-01	105.100
1882-11-01	104.800
1882-12-01	104.400
1883-01-01	103.600
1883-02-01	102.400
1883-03-01	100.900
1883-04-01	97.9000
1883-05-01	95.5000
1883-06-01	96.1000
1883-07-01	100.500
1883-08-01	105.100
1883-09-01	102.800
1883-10-01	101.400
1883-11-01	93.3000
1883-12-01	90.7000
1884-01-01	86.5000
1884-02-01	83.6000
1884-03-01	82.4000
1884-04-01	81.7000
1884-05-01	83.9000
1884-06-01	87.2000
1884-07-01	89.4000
1884-08-01	92.3000
1884-09-01	91.3000
1884-10-01	88.5000
1884-11-01	86.3000
1884-12-01	87.3000
1885-01-01	87.4000
1885-02-01	88.1000
1885-03-01	88.8000
1885-04-01	89.4000
1885-05-01	87.2000
1885-06-01	85.4000
1885-07-01	89.9000
1885-08-01	98.4000
1885-09-01	100.200
1885-10-01	99.6000
1885-11-01	96.9000
1885-12-01	94.6000
1886-01-01	95.0000
1886-02-01	93.9000
1886-03-01	94.6000
1886-04-01	88.1000
1886-05-01	83.2000
1886-06-01	80.1000
1886-07-01	83.2000
1886-08-01	89.3000
1886-09-01	91.3000
1886-10-01	92.7000
1886-11-01	93.1000
1886-12-01	88.5000
1887-01-01	90.4000
1887-02-01	89.7000
1887-03-01	86.9000
1887-04-01	82.8000
1887-05-01	78.0000
1887-06-01	75.9000
1887-07-01	76.4000
1887-08-01	83.0000
1887-09-01	85.8000
1887-10-01	85.8000
1887-11-01	82.8000
1887-12-01	81.4000