and then you need this data...
"bmi": {
"0": { "l": -0.233, "m": 13.281, "s": 0.0926 },
"1": { "l": -0.398, "m": 14.953, "s": 0.0872 },
"2": { "l": -0.512, "m": 16.137, "s": 0.0836 },
"3": { "l": -0.589, "m": 16.844, "s": 0.0813 },
"4": { "l": -0.641, "m": 17.258, "s": 0.0799 },
"5": { "l": -0.676, "m": 17.51, "s": 0.079 },
"6": { "l": -0.698, "m": 17.666, "s": 0.0784 },
"7": { "l": -0.711, "m": 17.758, "s": 0.078 },
"8": { "l": -0.718, "m": 17.798, "s": 0.0777 },
"9": { "l": -0.72, "m": 17.797, "s": 0.0775 },
"10": { "l": -0.72, "m": 17.763, "s": 0.0774 },
"11": { "l": -0.718, "m": 17.709, "s": 0.0773 },
"12": { "l": -0.717, "m": 17.644, "s": 0.0774 },
"13": { "l": -0.716, "m": 17.572, "s": 0.0774 },
"14": { "l": -0.716, "m": 17.492, "s": 0.0776 },
"15": { "l": -0.718, "m": 17.406, "s": 0.0777 },
"16": { "l": -0.721, "m": 17.316, "s": 0.0779 },
"17": { "l": -0.726, "m": 17.223, "s": 0.0781 },
"18": { "l": -0.733, "m": 17.131, "s": 0.0783 },
"19": { "l": -0.742, "m": 17.04, "s": 0.0785 },
"20": { "l": -0.753, "m": 16.953, "s": 0.0786 },
"21": { "l": -0.766, "m": 16.87, "s": 0.0787 },
"22": { "l": -0.781, "m": 16.793, "s": 0.0788 },
"23": { "l": -0.797, "m": 16.721, "s": 0.0788 },
"24": { "l": -0.814, "m": 16.655, "s": 0.0788 },
"25": { "l": -0.832, "m": 16.595, "s": 0.0788 },
"26": { "l": -0.851, "m": 16.539, "s": 0.0788 },
"27": { "l": -0.871, "m": 16.488, "s": 0.0787 },
"28": { "l": -0.891, "m": 16.441, "s": 0.0787 },
"29": { "l": -0.912, "m": 16.397, "s": 0.0786 },
"30": { "l": -0.933, "m": 16.355, "s": 0.0785 },
"31": { "l": -0.954, "m": 16.315, "s": 0.0784 },
"32": { "l": -0.975, "m": 16.276, "s": 0.0783 },
"33": { "l": -0.996, "m": 16.239, "s": 0.0781 },
"34": { "l": -1.018, "m": 16.203, "s": 0.078 },
"35": { "l": -1.039, "m": 16.168, "s": 0.0779 },
"36": { "l": -1.06, "m": 16.133, "s": 0.0777 },
"37": { "l": -1.08, "m": 16.099, "s": 0.0776 },
"38": { "l": -1.101, "m": 16.065, "s": 0.0774 },
"39": { "l": -1.121, "m": 16.031, "s": 0.0773 },
"40": { "l": -1.141, "m": 15.997, "s": 0.0772 },
"41": { "l": -1.161, "m": 15.963, "s": 0.0771 },
"42": { "l": -1.181, "m": 15.93, "s": 0.077 },
"43": { "l": -1.2, "m": 15.898, "s": 0.0769 },
"44": { "l": -1.219, "m": 15.867, "s": 0.0769 },
"45": { "l": -1.237, "m": 15.836, "s": 0.0768 },
"46": { "l": -1.256, "m": 15.807, "s": 0.0768 },
"47": { "l": -1.273, "m": 15.779, "s": 0.0768 },
"48": { "l": -1.291, "m": 15.752, "s": 0.0768 },
"49": { "l": -1.309, "m": 15.727, "s": 0.0769 },
"50": { "l": -1.325, "m": 15.704, "s": 0.0769 },
"51": { "l": -1.342, "m": 15.682, "s": 0.077 },
"52": { "l": -1.359, "m": 15.662, "s": 0.0771 },
"53": { "l": -1.375, "m": 15.644, "s": 0.0772 },
"54": { "l": -1.391, "m": 15.626, "s": 0.0773 },
"55": { "l": -1.407, "m": 15.61, "s": 0.0775 },
"56": { "l": -1.422, "m": 15.595, "s": 0.0777 },
"57": { "l": -1.437, "m": 15.582, "s": 0.0778 },
"58": { "l": -1.452, "m": 15.569, "s": 0.0781 },
"59": { "l": -1.467, "m": 15.557, "s": 0.0783 },
"60": { "l": -1.481, "m": 15.547, "s": 0.0786 },
"61": { "l": -1.495, "m": 15.538, "s": 0.0788 },
"62": { "l": -1.509, "m": 15.53, "s": 0.0792 },
"63": { "l": -1.523, "m": 15.523, "s": 0.0795 },
"64": { "l": -1.536, "m": 15.517, "s": 0.0798 },
"65": { "l": -1.549, "m": 15.511, "s": 0.0802 },
"66": { "l": -1.562, "m": 15.507, "s": 0.0806 },
"67": { "l": -1.575, "m": 15.503, "s": 0.081 },
"68": { "l": -1.587, "m": 15.5, "s": 0.0814 },
"69": { "l": -1.599, "m": 15.498, "s": 0.0819 },
"70": { "l": -1.611, "m": 15.497, "s": 0.0824 },
"71": { "l": -1.622, "m": 15.497, "s": 0.0828 },
"72": { "l": -1.634, "m": 15.498, "s": 0.0833 },
"73": { "l": -1.644, "m": 15.499, "s": 0.0839 },
"74": { "l": -1.655, "m": 15.501, "s": 0.0844 },
"75": { "l": -1.665, "m": 15.503, "s": 0.0849 },
"76": { "l": -1.675, "m": 15.507, "s": 0.0855 },
"77": { "l": -1.685, "m": 15.511, "s": 0.0861 },
"78": { "l": -1.694, "m": 15.516, "s": 0.0866 },
"79": { "l": -1.704, "m": 15.522, "s": 0.0872 },
"80": { "l": -1.713, "m": 15.529, "s": 0.0878 },
"81": { "l": -1.721, "m": 15.536, "s": 0.0884 },
"82": { "l": -1.73, "m": 15.545, "s": 0.089 },
"83": { "l": -1.738, "m": 15.554, "s": 0.0896 },
"84": { "l": -1.745, "m": 15.564, "s": 0.0902 },
"85": { "l": -1.753, "m": 15.575, "s": 0.0908 },
"86": { "l": -1.76, "m": 15.587, "s": 0.0915 },
"87": { "l": -1.767, "m": 15.6, "s": 0.0921 },
"88": { "l": -1.774, "m": 15.614, "s": 0.0927 },
"89": { "l": -1.781, "m": 15.628, "s": 0.0933 },
"90": { "l": -1.787, "m": 15.643, "s": 0.0939 },
"91": { "l": -1.793, "m": 15.659, "s": 0.0945 },
"92": { "l": -1.798, "m": 15.675, "s": 0.0951 },
"93": { "l": -1.804, "m": 15.692, "s": 0.0957 },
"94": { "l": -1.809, "m": 15.71, "s": 0.0963 },
"95": { "l": -1.814, "m": 15.729, "s": 0.0969 },
"96": { "l": -1.818, "m": 15.748, "s": 0.0975 },
"97": { "l": -1.823, "m": 15.768, "s": 0.0981 },
"98": { "l": -1.827, "m": 15.789, "s": 0.0986 },
"99": { "l": -1.83, "m": 15.81, "s": 0.0992 },
"100": { "l": -1.834, "m": 15.833, "s": 0.0998 },
"101": { "l": -1.837, "m": 15.855, "s": 0.1003 },
"102": { "l": -1.84, "m": 15.88, "s": 0.1008 },
"103": { "l": -1.843, "m": 15.904, "s": 0.1014 },
"104": { "l": -1.846, "m": 15.929, "s": 0.1019 },
"105": { "l": -1.848, "m": 15.955, "s": 0.1024 },
"106": { "l": -1.85, "m": 15.982, "s": 0.1029 },
"107": { "l": -1.852, "m": 16.009, "s": 0.1034 },
"108": { "l": -1.854, "m": 16.037, "s": 0.1039 },
"109": { "l": -1.855, "m": 16.066, "s": 0.1044 },
"110": { "l": -1.856, "m": 16.095, "s": 0.1048 },
"111": { "l": -1.857, "m": 16.125, "s": 0.1053 },
"112": { "l": -1.858, "m": 16.155, "s": 0.1057 },
"113": { "l": -1.858, "m": 16.187, "s": 0.1062 },
"114": { "l": -1.859, "m": 16.219, "s": 0.1066 },
"115": { "l": -1.859, "m": 16.251, "s": 0.107 },
"116": { "l": -1.859, "m": 16.284, "s": 0.1074 },
"117": { "l": -1.859, "m": 16.318, "s": 0.1078 },
"118": { "l": -1.859, "m": 16.352, "s": 0.1082 },
"119": { "l": -1.858, "m": 16.387, "s": 0.1085 },
"120": { "l": -1.857, "m": 16.423, "s": 0.1089 },
"121": { "l": -1.856, "m": 16.459, "s": 0.1092 },
"122": { "l": -1.855, "m": 16.496, "s": 0.1096 },
"123": { "l": -1.854, "m": 16.533, "s": 0.1099 },
"124": { "l": -1.853, "m": 16.57, "s": 0.1102 },
"125": { "l": -1.851, "m": 16.609, "s": 0.1105 },
"126": { "l": -1.85, "m": 16.648, "s": 0.1108 },
"127": { "l": -1.848, "m": 16.687, "s": 0.1111 },
"128": { "l": -1.846, "m": 16.727, "s": 0.1114 },
"129": { "l": -1.844, "m": 16.768, "s": 0.1117 },
"130": { "l": -1.842, "m": 16.808, "s": 0.112 },
"131": { "l": -1.839, "m": 16.85, "s": 0.1122 },
"132": { "l": -1.837, "m": 16.892, "s": 0.1125 },
"133": { "l": -1.834, "m": 16.935, "s": 0.1127 },
"134": { "l": -1.831, "m": 16.977, "s": 0.113 },
"135": { "l": -1.829, "m": 17.02, "s": 0.1132 },
"136": { "l": -1.826, "m": 17.065, "s": 0.1134 },
"137": { "l": -1.823, "m": 17.108, "s": 0.1136 },
"138": { "l": -1.819, "m": 17.154, "s": 0.1138 },
"139": { "l": -1.816, "m": 17.199, "s": 0.114 },
"140": { "l": -1.813, "m": 17.244, "s": 0.1142 },
"141": { "l": -1.809, "m": 17.291, "s": 0.1144 },
"142": { "l": -1.806, "m": 17.338, "s": 0.1146 },
"143": { "l": -1.802, "m": 17.386, "s": 0.1147 },
"144": { "l": -1.799, "m": 17.433, "s": 0.1149 },
"145": { "l": -1.795, "m": 17.481, "s": 0.115 },
"146": { "l": -1.791, "m": 17.53, "s": 0.1152 },
"147": { "l": -1.787, "m": 17.579, "s": 0.1153 },
"148": { "l": -1.783, "m": 17.629, "s": 0.1155 },
"149": { "l": -1.78, "m": 17.679, "s": 0.1156 },
"150": { "l": -1.776, "m": 17.729, "s": 0.1157 },
"151": { "l": -1.771, "m": 17.779, "s": 0.1158 },
"152": { "l": -1.767, "m": 17.83, "s": 0.1159 },
"153": { "l": -1.763, "m": 17.881, "s": 0.116 },
"154": { "l": -1.759, "m": 17.933, "s": 0.1161 },
"155": { "l": -1.755, "m": 17.985, "s": 0.1162 },
"156": { "l": -1.75, "m": 18.037, "s": 0.1163 },
"157": { "l": -1.746, "m": 18.089, "s": 0.1164 },
"158": { "l": -1.742, "m": 18.142, "s": 0.1165 },
"159": { "l": -1.738, "m": 18.194, "s": 0.1166 },
"160": { "l": -1.733, "m": 18.247, "s": 0.1166 },
"161": { "l": -1.729, "m": 18.3, "s": 0.1167 },
"162": { "l": -1.724, "m": 18.354, "s": 0.1167 },
"163": { "l": -1.72, "m": 18.407, "s": 0.1168 },
"164": { "l": -1.715, "m": 18.46, "s": 0.1169 },
"165": { "l": -1.711, "m": 18.514, "s": 0.1169 },
"166": { "l": -1.707, "m": 18.567, "s": 0.117 },
"167": { "l": -1.702, "m": 18.621, "s": 0.117 },
"168": { "l": -1.697, "m": 18.675, "s": 0.117 },
"169": { "l": -1.693, "m": 18.729, "s": 0.1171 },
"170": { "l": -1.689, "m": 18.783, "s": 0.1171 },
"171": { "l": -1.684, "m": 18.836, "s": 0.1171 },
"172": { "l": -1.68, "m": 18.89, "s": 0.1172 },
"173": { "l": -1.675, "m": 18.944, "s": 0.1172 },
"174": { "l": -1.671, "m": 18.997, "s": 0.1172 },
"175": { "l": -1.666, "m": 19.051, "s": 0.1172 },
"176": { "l": -1.661, "m": 19.104, "s": 0.1172 },
"177": { "l": -1.657, "m": 19.158, "s": 0.1172 },
"178": { "l": -1.652, "m": 19.211, "s": 0.1172 },
"179": { "l": -1.648, "m": 19.264, "s": 0.1172 },
"180": { "l": -1.643, "m": 19.317, "s": 0.1173 },
"181": { "l": -1.639, "m": 19.37, "s": 0.1173 },
"182": { "l": -1.635, "m": 19.423, "s": 0.1173 },
"183": { "l": -1.63, "m": 19.475, "s": 0.1172 },
"184": { "l": -1.626, "m": 19.528, "s": 0.1172 },
"185": { "l": -1.621, "m": 19.579, "s": 0.1172 },
"186": { "l": -1.617, "m": 19.632, "s": 0.1172 },
"187": { "l": -1.612, "m": 19.683, "s": 0.1172 },
"188": { "l": -1.608, "m": 19.735, "s": 0.1172 },
"189": { "l": -1.603, "m": 19.786, "s": 0.1172 },
"190": { "l": -1.599, "m": 19.837, "s": 0.1172 },
"191": { "l": -1.595, "m": 19.887, "s": 0.1171 },
"192": { "l": -1.59, "m": 19.938, "s": 0.1171 },
"193": { "l": -1.586, "m": 19.988, "s": 0.1171 },
"194": { "l": -1.582, "m": 20.038, "s": 0.1171 },
"195": { "l": -1.577, "m": 20.087, "s": 0.1171 },
"196": { "l": -1.573, "m": 20.137, "s": 0.117 },
"197": { "l": -1.569, "m": 20.186, "s": 0.117 },
"198": { "l": -1.564, "m": 20.234, "s": 0.117 },
"199": { "l": -1.56, "m": 20.282, "s": 0.117 },
"200": { "l": -1.556, "m": 20.33, "s": 0.1169 },
"201": { "l": -1.551, "m": 20.378, "s": 0.1169 },
"202": { "l": -1.547, "m": 20.425, "s": 0.1169 },
"203": { "l": -1.543, "m": 20.472, "s": 0.1168 },
"204": { "l": -1.538, "m": 20.519, "s": 0.1168 },
"205": { "l": -1.534, "m": 20.565, "s": 0.1168 },
"206": { "l": -1.53, "m": 20.611, "s": 0.1167 },
"207": { "l": -1.526, "m": 20.656, "s": 0.1167 },
"208": { "l": -1.521, "m": 20.702, "s": 0.1167 },
"209": { "l": -1.517, "m": 20.746, "s": 0.1166 },
"210": { "l": -1.513, "m": 20.791, "s": 0.1166 },
"211": { "l": -1.509, "m": 20.836, "s": 0.1166 },
"212": { "l": -1.505, "m": 20.879, "s": 0.1165 },
"213": { "l": -1.501, "m": 20.923, "s": 0.1165 },
"214": { "l": -1.496, "m": 20.967, "s": 0.1165 },
"215": { "l": -1.492, "m": 21.009, "s": 0.1164 },
"216": { "l": -1.488, "m": 21.052, "s": 0.1164 },
"217": { "l": -1.484, "m": 21.095, "s": 0.1164 },
"218": { "l": -1.48, "m": 21.136, "s": 0.1163 },
"219": { "l": -1.476, "m": 21.178, "s": 0.1163 },
"220": { "l": -1.472, "m": 21.22, "s": 0.1162 },
"221": { "l": -1.467, "m": 21.26, "s": 0.1162 },
"222": { "l": -1.463, "m": 21.301, "s": 0.1162 },
"223": { "l": -1.459, "m": 21.342, "s": 0.1161 },
"224": { "l": -1.455, "m": 21.382, "s": 0.1161 },
"225": { "l": -1.451, "m": 21.422, "s": 0.1161 },
"226": { "l": -1.447, "m": 21.461, "s": 0.116 },
"227": { "l": -1.443, "m": 21.501, "s": 0.116 },
"228": { "l": -1.439, "m": 21.54, "s": 0.1159 },
"229": { "l": -1.435, "m": 21.578, "s": 0.1159 },
"230": { "l": -1.431, "m": 21.617, "s": 0.1159 },
"231": { "l": -1.427, "m": 21.655, "s": 0.1158 },
"232": { "l": -1.423, "m": 21.693, "s": 0.1158 },
"233": { "l": -1.419, "m": 21.73, "s": 0.1158 },
"234": { "l": -1.415, "m": 21.768, "s": 0.1157 },
"235": { "l": -1.412, "m": 21.805, "s": 0.1157 },
"236": { "l": -1.408, "m": 21.842, "s": 0.1157 },
"237": { "l": -1.404, "m": 21.878, "s": 0.1156 },
"238": { "l": -1.4, "m": 21.914, "s": 0.1156 },
"239": { "l": -1.396, "m": 21.951, "s": 0.1155 },
"240": { "l": -1.392, "m": 21.986, "s": 0.1155 },
"241": { "l": -1.388, "m": 22.022, "s": 0.1155 },
"242": { "l": -1.385, "m": 22.058, "s": 0.1154 },
"243": { "l": -1.381, "m": 22.093, "s": 0.1154 },
"244": { "l": -1.377, "m": 22.128, "s": 0.1154 },
"245": { "l": -1.373, "m": 22.162, "s": 0.1153 },
"246": { "l": -1.369, "m": 22.197, "s": 0.1153 },
"247": { "l": -1.366, "m": 22.231, "s": 0.1153 },
"248": { "l": -1.362, "m": 22.266, "s": 0.1152 },
"249": { "l": -1.358, "m": 22.299, "s": 0.1152 },
"250": { "l": -1.354, "m": 22.333, "s": 0.1152 },
"251": { "l": -1.351, "m": 22.367, "s": 0.1151 },
"252": { "l": -1.347, "m": 22.4, "s": 0.1151 },
"253": { "l": -1.343, "m": 22.433, "s": 0.1151 },
"254": { "l": -1.34, "m": 22.467, "s": 0.115 },
"255": { "l": -1.336, "m": 22.499, "s": 0.115 },
"256": { "l": -1.332, "m": 22.532, "s": 0.115 },
"257": { "l": -1.329, "m": 22.565, "s": 0.1149 },
"258": { "l": -1.325, "m": 22.597, "s": 0.1149 },
"259": { "l": -1.322, "m": 22.629, "s": 0.1149 },
"260": { "l": -1.318, "m": 22.662, "s": 0.1148 },
"261": { "l": -1.314, "m": 22.693, "s": 0.1148 },
"262": { "l": -1.311, "m": 22.725, "s": 0.1148 },
"263": { "l": -1.307, "m": 22.757, "s": 0.1147 },
"264": { "l": -1.304, "m": 22.788, "s": 0.1147 },
"265": { "l": -1.3, "m": 22.82, "s": 0.1147 },
"266": { "l": -1.297, "m": 22.851, "s": 0.1146 },
"267": { "l": -1.293, "m": 22.882, "s": 0.1146 },
"268": { "l": -1.29, "m": 22.913, "s": 0.1146 },
"269": { "l": -1.286, "m": 22.945, "s": 0.1146 },
"270": { "l": -1.283, "m": 22.975, "s": 0.1145 },
"271": { "l": -1.279, "m": 23.005, "s": 0.1145 },
"272": { "l": -1.276, "m": 23.036, "s": 0.1145 },
"273": { "l": -1.272, "m": 23.067, "s": 0.1144 },
"274": { "l": -1.269, "m": 23.097, "s": 0.1144 },
"275": { "l": -1.266, "m": 23.127, "s": 0.1144 },
"276": { "l": -1.263, "m": 23.154, "s": 0.1143 }
}