Annual-mean Darwin Australia (12.4S,130.9E) sea-level
pressure anomalies (0.01 hPa).
Averages taken from April to March of the following year,
and ascribed to the year of the April.
For example, the average anomaliy from April 1950 to 
March 1951 is -1.35 hPa.

        +0    1    2    3    4    5    6    7    8    9
 1950 -135   37   -7   13  -67 -127  -91   49  -33  -40
 1960  -26   -3  -50   31  -61   93    4  -13   -3   35
 1970 -114  -82  101 -137  -76 -134   -2   96  -45  -12
 1980   17  -26  180   47  -39  -45   51   78  -62    9
 1990   23  128   57   94   92  -15  -29  202  -64   -9
 2000  -71   18   73   13   76