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    Annual market statistics reports

    Market information and historical trends

    The Annual Market Statistics report summarizes key market information over the past year and describes historical market trends. You can also find accompanying files which include data in the tables and figures in each report.

    Download our annual market statistics reports and accompanying data files.

    2020 Annual Market Statistics

    Year  2020 2019 2018 2017 2016 2015
    Total AIL (GWh)  83,115  84,925 85,330 82,572 79,560 80,257
    Average AIL (MW) 9,462  9,695 9,741 9,426 9,057 9,162
    Maximum AIL (MW)  11,698  11,471 11,697 11,473 11,458 11,229
    Minimum AIL (MW)  7,579  8,024 7,819 7,600 6,595 7,203
    Average system load (MW)  6844 7,027 7,287 7,220 7,070 7,110
    Growth in average AIL (%)  -2.4%  -0.5% +3.3% +4.1% -0.9% +0.4%
    Load factor (%) 81% 85% +83.3% +82% +79% +82.0%