Table 1 Excess and deficit precipitation year for different periods.
Period | Excess years | Deficit years |
|---|---|---|
Period 1 (1901–1942) | 1923, 1924 | 1917, 1918, 1919, 1920; 1938, 1939 |
Period 2 (1943–1977) | 1957, 1958, 1959, 1960, 1961 | 1965, 1966, 1967 |
Period 3 (1978–2010) | 1980, 1981; 2006, 2007, 2008, 2009, 2010 | 1986, 1987; 1999, 2000, 2001, 2002, 2003 |