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The 10th , 30th , 50th , 70th and 90th percentile benchmarks are :
10^th	30^th	50^th	70^th	90^th
2493 MJ/m²/annum	3760 MJ/m²/annum	4993 MJ/m²/annum	7058 MJ/m²/annum	9477 MJ/m²/annum