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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 report and accompanying data file.

    2024 Annual Market Statistics

    Year  2024 2023 2022 2021 2020 2019 2018
    Total AIL (GWh)  88,827 86,293 86,572 85,214 83,115  84,925 85,330
    Average AIL (MW)

    10,112

    9,851

    9,883

    9,728

    9,462  9,695 9,741
    Maximum AIL (MW)  12,384 11,572 12,193 11,729 11,698  11,471 11,697
    Minimum AIL (MW)  8,166 7,873 8,110 7,976 7,579  8,024 7,819
    Average system load (MW) 

    7,178

    6,951

    7,061

    6,946

    6844 7,027 7,287
    Growth in average AIL (%)  2.6% -0.3% 1.6% 2.8% -2.4%  -0.5% +3.3%
    Load factor (%) 81.7 85% 81% 83% 81% 85% +83.3%