Memorials Installed in NCA Cemeteries, by Decade (Description)

The information shown is the graph is as follows:

In the 1840s: 3 memorials.
In the 1850s: 1 memorials.
In the 1860s: 11 memorials.
In the 1870s: 12 memorials.
In the 1880s: 24 memorials.
In the 1890s: 21 memorials.
In the 1900s: 19 memorials.
In the 1910s: 26 memorials.
In the 1920s: 18 memorials.
In the 1930s: 13 memorials.
In the 1940s: 7 memorials.
In the 1950s: 5 memorials.
In the 1960s: 5 memorials.
In the 1970s: 2 memorials.
In the 1980s: 49 memorials.
In the 1990s: 307 memorials.
In the 2000s: 311 memorials.