# Years Size Links
Co 1835–2012 76.7%
IrNa 1875–1955 12.8%
IrRe 1833–1852 6.4%
La 1901–2012 63.6%
LaanCo 1958–1959 44.6%
Li 1856–2010 59.7%
LiNa 1935–1951 5.7%
LiUn 1887–1918 11.5%
LlGeLi 1919–1923 20.0%
NaLi 1932–1956 5.7%
To 1800–1846 26.6%
Wh 1807–1868 67.0%