**School Building Openings 1870-2029(?!)**

2020-2029 (50 schools)

2010-2019 (94 schools)

2000-2009 (80 schools)

1990-1999 (104 schools)

1980-1989 (28 schools)

1970-1979 (286 schools)

1960-1969 (472 schools)

1950-1959 (404 schools)

1940-1949 (104 schools)

1930-1939 (627 schools)

1920-1929 (514 schools)

1910-1919 (90 schools)

1900-1909 (277 schools)

1890-1899 (15 schools)

1880-1889 (6 schools)

1870-1879 (2 schools)

1860-1869 (3 schools)

1850-1859 (1 schools)

1770-1779 (1 schools)

Unknown (60 schools)