{
  "status": "ok",
  "as_of": "2026-06",
  "source": "U.S. Bureau of Transportation Statistics \u2014 data.bts.gov Socrata (bw6n-ddqk)",
  "source_url": "https://data.bts.gov/Research-and-Statistics/Transportation-Services-Index-and-Seasonally-Adjus/bw6n-ddqk",
  "license": "U.S. Bureau of Transportation Statistics \u2014 public domain",
  "methodology": "NOT satellite data; a public-domain freight-activity proxy (BTS TSI), degrading TACO's truck-count granularity to a monthly index. The Freight Transportation Services Index (seasonally adjusted, monthly) combines for-hire trucking, rail, water, pipeline and air freight. Unlike VIXCLS, the TSI IS revised (seasonal-adjustment + annual benchmark revisions) \u2014 this panel shows the current published vintage. Auxiliary: BLS CES truck-transportation employment via FRED (public domain). Display-only; not an Aionis research claim.",
  "degradation": {
    "proxy": "BTS Freight TSI (monthly index) replacing TACO's satellite truck counts",
    "granularity_lost": "satellite truck-count frequency/fleet detail -> monthly composite index; trucking is one of five freight modes inside the index",
    "commercial_original": "Trucking Activity Co. satellite counts \u2014 no license path (revoked exemption)"
  },
  "latest": {
    "month": "2026-06",
    "tsi": 134.9,
    "mom_pct": -0.3,
    "yoy_pct": -1.75
  },
  "history": {
    "n_months_total": 318,
    "first_month": "2000-01"
  },
  "series_24m": [
    {
      "month": "2024-07",
      "tsi": 137.3,
      "mom_pct": -0.58
    },
    {
      "month": "2024-08",
      "tsi": 138.6,
      "mom_pct": 0.95
    },
    {
      "month": "2024-09",
      "tsi": 137.3,
      "mom_pct": -0.94
    },
    {
      "month": "2024-10",
      "tsi": 138.3,
      "mom_pct": 0.73
    },
    {
      "month": "2024-11",
      "tsi": 137.1,
      "mom_pct": -0.87
    },
    {
      "month": "2024-12",
      "tsi": 137.4,
      "mom_pct": 0.22
    },
    {
      "month": "2025-01",
      "tsi": 137.8,
      "mom_pct": 0.29
    },
    {
      "month": "2025-02",
      "tsi": 136.7,
      "mom_pct": -0.8
    },
    {
      "month": "2025-03",
      "tsi": 137.6,
      "mom_pct": 0.66
    },
    {
      "month": "2025-04",
      "tsi": 137.4,
      "mom_pct": -0.15
    },
    {
      "month": "2025-05",
      "tsi": 137.0,
      "mom_pct": -0.29
    },
    {
      "month": "2025-06",
      "tsi": 137.3,
      "mom_pct": 0.22
    },
    {
      "month": "2025-07",
      "tsi": 138.5,
      "mom_pct": 0.87
    },
    {
      "month": "2025-08",
      "tsi": 138.8,
      "mom_pct": 0.22
    },
    {
      "month": "2025-09",
      "tsi": 138.0,
      "mom_pct": -0.58
    },
    {
      "month": "2025-10",
      "tsi": 136.7,
      "mom_pct": -0.94
    },
    {
      "month": "2025-11",
      "tsi": 137.2,
      "mom_pct": 0.37
    },
    {
      "month": "2025-12",
      "tsi": 137.0,
      "mom_pct": -0.15
    },
    {
      "month": "2026-01",
      "tsi": 136.3,
      "mom_pct": -0.51
    },
    {
      "month": "2026-02",
      "tsi": 138.2,
      "mom_pct": 1.39
    },
    {
      "month": "2026-03",
      "tsi": 139.3,
      "mom_pct": 0.8
    },
    {
      "month": "2026-04",
      "tsi": 138.1,
      "mom_pct": -0.86
    },
    {
      "month": "2026-05",
      "tsi": 135.3,
      "mom_pct": -2.03
    },
    {
      "month": "2026-06",
      "tsi": 134.9,
      "mom_pct": -0.3
    }
  ],
  "truck_employment": {
    "series_id": "CES4348400001",
    "title": "All Employees, Truck Transportation (BLS CES via FRED)",
    "latest_month": "2026-07",
    "latest_k": 1465.1,
    "yoy_pct": -1.17,
    "series_24m": [
      {
        "month": "2024-08",
        "k": 1502.3
      },
      {
        "month": "2024-09",
        "k": 1501.3
      },
      {
        "month": "2024-10",
        "k": 1497.7
      },
      {
        "month": "2024-11",
        "k": 1497.1
      },
      {
        "month": "2024-12",
        "k": 1494.8
      },
      {
        "month": "2025-01",
        "k": 1493.1
      },
      {
        "month": "2025-02",
        "k": 1487.6
      },
      {
        "month": "2025-03",
        "k": 1491.4
      },
      {
        "month": "2025-04",
        "k": 1490.6
      },
      {
        "month": "2025-05",
        "k": 1487.7
      },
      {
        "month": "2025-06",
        "k": 1482.7
      },
      {
        "month": "2025-07",
        "k": 1482.5
      },
      {
        "month": "2025-08",
        "k": 1480.2
      },
      {
        "month": "2025-09",
        "k": 1472.3
      },
      {
        "month": "2025-10",
        "k": 1472.6
      },
      {
        "month": "2025-11",
        "k": 1467.8
      },
      {
        "month": "2025-12",
        "k": 1467.2
      },
      {
        "month": "2026-01",
        "k": 1465.6
      },
      {
        "month": "2026-02",
        "k": 1465.1
      },
      {
        "month": "2026-03",
        "k": 1464.3
      },
      {
        "month": "2026-04",
        "k": 1469.4
      },
      {
        "month": "2026-05",
        "k": 1467.7
      },
      {
        "month": "2026-06",
        "k": 1465.0
      },
      {
        "month": "2026-07",
        "k": 1465.1
      }
    ]
  },
  "snapshot_ts": "2026-10-16T11:01:25.739756+00:00"
}