Extraction

1821
1821
1832
1836
1841
1851
1852
1853
1859
1859
1859
1860
1861
1861
1861
1871
1877
1878
1888
1888
1889
1890
1891
1899
1902
1902
1907
1908
1910
1915
1920
1924
1934
1935
1935
1936
1937
1937
1939
1941
1941
1941
1945
1947
1949
1954
1956
1960
1966
1969
1970
1972
1972
1972
1972
1973
1973
1974
1975
1975
1975
1978
1978
1979
1980
1980
1980
1983
1989
1989
1989
1990
1991
1992
1995
1996
2001
2011
2012
2016
2016
2017
2019