Latitude,maximum_estimate,minimum_estimate 15.5,-4.425531915,0 16,50.69892473,0 16.5,99.08602151,0 17,140.7333333,40.73333333 17.5,172.2717391,72.27173913 18,202.7582418,102.7582418 18.5,222.826087,122.826087 19,240.0322581,140.0322581 19.5,252.655914,152.655914 20,262.0333333,162.0333333 20.5,269.6966292,169.6966292 21,275.4269663,175.4269663 21.5,282.1149425,182.1149425 22,285.6483516,185.6483516 22.5,289.8139535,189.8139535 23,290.372093,190.372093 23.5,292.6941176,192.6941176 24,292.9625,192.9625 24.5,297.2658228,197.2658228 25,302.2025316,202.2025316 25.5,298.4268293,198.4268293 26,294.3882353,194.3882353 26.5,300.3863636,200.3863636 27,298.4482759,198.4482759 27.5,289.7241379,189.7241379 28,274.7325581,174.7325581 28.5,286.9047619,186.9047619 29,285.0759494,185.0759494 29.5,279.8157895,179.8157895