SPF format: N = ea * AADTb * L
{"100":0.46445161663321299361228966517955996096134185791015625,"4100":4.31132530244434075683557239244692027568817138671875,"8100":6.48681467013076495931045428733341395854949951171875,"12100":8.252997262813867251907140598632395267486572265625,"16100":9.795711918508036575303776771761476993560791015625,"20100":11.19072215993136154565945616923272609710693359375,"24100":12.4781644361513972540933536947704851627349853515625,"28100":13.682462635294751152059689047746360301971435546875,"32100":14.8198394351060134255249067791737616062164306640625,"36100":15.901745555936173559530288912355899810791015625,"40100":16.936633996534201429540189565159380435943603515625,"44100":17.930963749844739396621662308461964130401611328125,"48100":18.889807174564538172489847056567668914794921875,"52100":19.817237438012430317257894785143435001373291015625,"56100":20.716586402540084321799440658651292324066162109375,"60100":21.590622400899466271084747859276831150054931640625,"64100":22.441676444856710759268025867640972137451171875,"68100":23.27173409773507017916926997713744640350341796875,"72100":24.082503812603025750149754458107054233551025390625,"76100":24.875468730639756387290617567487061023712158203125,"80100":25.651926598120684985815387335605919361114501953125}