{
  "n": 500,
  "strata": [
    {
      "stratum": "January 2025",
      "sample_n": 250,
      "available_n": 250,
      "earlier_n": 134,
      "earlier_pct": 53.6,
      "wilson95_pct": [
        47.41036818936376,
        59.680672054269046
      ],
      "later_n": 0,
      "lag_days": {
        "n": 134,
        "median": 42.530271990740744,
        "p90": 158.88348379629633,
        "min": 0.5923726851851852,
        "max": 231.9408449074074
      }
    },
    {
      "stratum": "February 2025 onward",
      "sample_n": 250,
      "available_n": 250,
      "earlier_n": 17,
      "earlier_pct": 6.8,
      "wilson95_pct": [
        4.288591857836033,
        10.618925218570377
      ],
      "later_n": 0,
      "lag_days": {
        "n": 17,
        "median": 145.6319212962963,
        "p90": 322.86724305555555,
        "min": 43.633726851851854,
        "max": 360.04707175925927
      }
    }
  ],
  "missing": 0,
  "population_weighted_estimate": null,
  "reason_no_weight": "Sample requires >=5 fills; no validated eligible-population stratum weights applied."
}