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Panel (a) shows an extremely wet pulse (intensity 2.74±0.57, duration 9 consecutive months, Feb/Oct 1982), (b) a very dry pulse (intensity -1.87±0.53, duration 21 months, Apr 1993/Dec 1994), and (c) a very dry pulse (intensity -1.98±0.54, duration 30 months, Nov 2011/Mar 2014). Precipitation conditions described by classification system from Table 1.
