{"generated":"2026-11-05T12:33:48+00:00","active":"pir-2stage-v2","min_n":30,"note":"Groups with n < min_n are hidden (hidden: true).","all":[{"group":"<6","n":4215,"hidden":false,"mae":3.481,"rmse":4.786,"mape":67.9,"medae":2.5,"bias":0.015,"corr":0.261,"r2":0.068,"mean_actual":2.53,"mean_proj":2.51,"directional":0.542,"ou_n":2535,"ou_hit":0.589,"fp_mae":3.667,"coverage_80":0.899},{"group":"6–9","n":10718,"hidden":false,"mae":4.695,"rmse":6.011,"mape":48.3,"medae":3.9,"bias":-0.096,"corr":0.283,"r2":0.08,"mean_actual":4.81,"mean_proj":4.9,"directional":0.568,"ou_n":5397,"ou_hit":0.616,"fp_mae":4.954,"coverage_80":0.856},{"group":"9–12","n":10637,"hidden":false,"mae":5.75,"rmse":7.224,"mape":41.1,"medae":4.89,"bias":0.069,"corr":0.279,"r2":0.078,"mean_actual":7.82,"mean_proj":7.75,"directional":0.594,"ou_n":5452,"ou_hit":0.652,"fp_mae":6.099,"coverage_80":0.812},{"group":"12–15","n":7041,"hidden":false,"mae":6.532,"rmse":8.088,"mape":42.3,"medae":5.6,"bias":-0.06,"corr":0.293,"r2":0.086,"mean_actual":10.47,"mean_proj":10.53,"directional":0.602,"ou_n":4666,"ou_hit":0.638,"fp_mae":6.95,"coverage_80":0.766},{"group":"15+","n":4815,"hidden":false,"mae":7.247,"rmse":9.033,"mape":45.2,"medae":6.2,"bias":0.004,"corr":0.337,"r2":0.112,"mean_actual":14,"mean_proj":13.99,"directional":0.653,"ou_n":4219,"ou_hit":0.671,"fp_mae":7.762,"coverage_80":0.74}],"current":[{"group":"<6","n":156,"hidden":false,"mae":4.548,"rmse":5.905,"mape":68,"medae":3.71,"bias":0.182,"corr":0.116,"r2":-0.007,"mean_actual":3.65,"mean_proj":3.47,"directional":0.517,"ou_n":120,"ou_hit":0.55,"fp_mae":4.776,"coverage_80":0.853},{"group":"6–9","n":410,"hidden":false,"mae":5.148,"rmse":6.42,"mape":47.3,"medae":4.575,"bias":-0.052,"corr":0.23,"r2":0.053,"mean_actual":5.54,"mean_proj":5.6,"directional":0.546,"ou_n":217,"ou_hit":0.585,"fp_mae":5.418,"coverage_80":0.827},{"group":"9–12","n":380,"hidden":false,"mae":5.58,"rmse":7.016,"mape":37.6,"medae":4.665,"bias":0.184,"corr":0.228,"r2":0.051,"mean_actual":8.27,"mean_proj":8.08,"directional":0.558,"ou_n":164,"ou_hit":0.616,"fp_mae":5.892,"coverage_80":0.813},{"group":"12–15","n":244,"hidden":false,"mae":6.524,"rmse":7.926,"mape":44.2,"medae":5.765,"bias":-0.568,"corr":0.24,"r2":0.052,"mean_actual":9.98,"mean_proj":10.54,"directional":0.655,"ou_n":175,"ou_hit":0.669,"fp_mae":6.91,"coverage_80":0.762},{"group":"15+","n":159,"hidden":false,"mae":7.152,"rmse":8.984,"mape":53.1,"medae":6.09,"bias":-1.258,"corr":0.264,"r2":0.051,"mean_actual":13.25,"mean_proj":14.5,"directional":0.701,"ou_n":146,"ou_hit":0.705,"fp_mae":7.769,"coverage_80":0.748}]}