{
  "unit": "profiles",
  "snapshot": "2026-09-22",
  "query": "queries/population.json · queries/measures.json",
  "stayed_count": 722,
  "new_count": 170,
  "note": "stayed-newest-current-role: people who were at Meta when the lab formed, by the month their newest current Meta entry started; the first band also holds entries with no start date. new-to-meta-first-job: people new to Meta, by the month their first Meta entry started; the last band includes the fewer than 10 with no start date. Many people change teams without a new entry, so a new entry is a lower bound on who moved.",
  "rows": [
    {
      "series": "stayed-newest-current-role",
      "group": "..2025-01-01",
      "from": null,
      "before": "2025-01-01",
      "count": 476,
      "share": 0.6593
    },
    {
      "series": "stayed-newest-current-role",
      "group": "2025-01-01..2025-04-01",
      "from": "2025-01-01",
      "before": "2025-04-01",
      "count": 86,
      "share": 0.1191
    },
    {
      "series": "stayed-newest-current-role",
      "group": "2025-04-01..2025-06-01",
      "from": "2025-04-01",
      "before": "2025-06-01",
      "count": 53,
      "share": 0.0734
    },
    {
      "series": "stayed-newest-current-role",
      "group": "2025-06-01..2025-08-01",
      "from": "2025-06-01",
      "before": "2025-08-01",
      "count": 28,
      "share": 0.0388
    },
    {
      "series": "stayed-newest-current-role",
      "group": "2025-08-01..2025-09-01",
      "from": "2025-08-01",
      "before": "2025-09-01",
      "count": 27,
      "share": 0.0374
    },
    {
      "series": "stayed-newest-current-role",
      "group": "2025-09-01..2026-01-01",
      "from": "2025-09-01",
      "before": "2026-01-01",
      "count": 21,
      "share": 0.0291
    },
    {
      "series": "stayed-newest-current-role",
      "group": "2026-01-01..",
      "from": "2026-01-01",
      "before": null,
      "count": 31,
      "share": 0.0429
    },
    {
      "series": "new-to-meta-first-job",
      "group": "2025-06-01..2025-07-01",
      "from": "2025-06-01",
      "before": "2025-07-01",
      "count": 20,
      "share": 0.1176
    },
    {
      "series": "new-to-meta-first-job",
      "group": "2025-07-01..2025-08-01",
      "from": "2025-07-01",
      "before": "2025-08-01",
      "count": 36,
      "share": 0.2118
    },
    {
      "series": "new-to-meta-first-job",
      "group": "2025-08-01..2025-09-01",
      "from": "2025-08-01",
      "before": "2025-09-01",
      "count": 28,
      "share": 0.1647
    },
    {
      "series": "new-to-meta-first-job",
      "group": "2025-09-01..2025-10-01",
      "from": "2025-09-01",
      "before": "2025-10-01",
      "count": 23,
      "share": 0.1353
    },
    {
      "series": "new-to-meta-first-job",
      "group": "2025-10-01..2026-01-01",
      "from": "2025-10-01",
      "before": "2026-01-01",
      "count": 29,
      "share": 0.1706
    },
    {
      "series": "new-to-meta-first-job",
      "group": "2026-01-01..",
      "from": "2026-01-01",
      "before": null,
      "count": 34,
      "share": 0.2
    }
  ]
}