{
  "source": "Home Office Detention Summary (Dec 2025)",
  "yearly_flows": [
    {
      "year": 2010,
      "entering": 25904,
      "entering_asylum": 12878,
      "entering_non_asylum": 13026,
      "leaving": 25959,
      "in_detention": 2525
    },
    {
      "year": 2011,
      "entering": 27089,
      "entering_asylum": 12596,
      "entering_non_asylum": 14493,
      "leaving": 27181,
      "in_detention": 2419
    },
    {
      "year": 2012,
      "entering": 28905,
      "entering_asylum": 13849,
      "entering_non_asylum": 15056,
      "leaving": 28575,
      "in_detention": 2685
    },
    {
      "year": 2013,
      "entering": 30418,
      "entering_asylum": 14806,
      "entering_non_asylum": 15612,
      "leaving": 30030,
      "in_detention": 2796
    },
    {
      "year": 2014,
      "entering": 30364,
      "entering_asylum": 14056,
      "entering_non_asylum": 16308,
      "leaving": 29674,
      "in_detention": 3462
    },
    {
      "year": 2015,
      "entering": 32447,
      "entering_asylum": 15713,
      "entering_non_asylum": 16734,
      "leaving": 33226,
      "in_detention": 2607
    },
    {
      "year": 2016,
      "entering": 28903,
      "entering_asylum": 14811,
      "entering_non_asylum": 14092,
      "leaving": 28677,
      "in_detention": 2738
    },
    {
      "year": 2017,
      "entering": 27348,
      "entering_asylum": 12921,
      "entering_non_asylum": 14427,
      "leaving": 28255,
      "in_detention": 2545
    },
    {
      "year": 2018,
      "entering": 24773,
      "entering_asylum": 13168,
      "entering_non_asylum": 11605,
      "leaving": 25499,
      "in_detention": 1784
    },
    {
      "year": 2019,
      "entering": 24480,
      "entering_asylum": 14465,
      "entering_non_asylum": 10015,
      "leaving": 24544,
      "in_detention": 1637
    },
    {
      "year": 2020,
      "entering": 14867,
      "entering_asylum": 9806,
      "entering_non_asylum": 5061,
      "leaving": 15510,
      "in_detention": 910
    },
    {
      "year": 2021,
      "entering": 24638,
      "entering_asylum": 20166,
      "entering_non_asylum": 4472,
      "leaving": 24362,
      "in_detention": 1179
    },
    {
      "year": 2022,
      "entering": 20873,
      "entering_asylum": 14794,
      "entering_non_asylum": 6079,
      "leaving": 20919,
      "in_detention": 1159
    },
    {
      "year": 2023,
      "entering": 18398,
      "entering_asylum": 10572,
      "entering_non_asylum": 7826,
      "leaving": 17838,
      "in_detention": 1782
    },
    {
      "year": 2024,
      "entering": 20774,
      "entering_asylum": 11846,
      "entering_non_asylum": 8928,
      "leaving": 20582,
      "in_detention": 1940
    },
    {
      "year": 2025,
      "entering": 22996,
      "entering_asylum": 13418,
      "entering_non_asylum": 9578,
      "leaving": 22794,
      "in_detention": 2090
    }
  ],
  "duration_2025": [
    {
      "duration": "Up to 3 days",
      "count": 3940
    },
    {
      "duration": "4 days to 1 week",
      "count": 2458
    },
    {
      "duration": "Over 1 week to 2 weeks",
      "count": 4257
    },
    {
      "duration": "Over 2 weeks to less than 1 month",
      "count": 4787
    },
    {
      "duration": "1 month to less than 2 months",
      "count": 3987
    },
    {
      "duration": "2 months to less than 3 months",
      "count": 1659
    },
    {
      "duration": "3 months to less than 4 months",
      "count": 766
    },
    {
      "duration": "4 months to less than 6 months",
      "count": 569
    },
    {
      "duration": "6 months to less than 1 year",
      "count": 295
    },
    {
      "duration": "1 year to less than 18 months",
      "count": 57
    },
    {
      "duration": "18 months to less than 2 years",
      "count": 12
    },
    {
      "duration": "2 years to less than 3 years",
      "count": 4
    },
    {
      "duration": "Over 4 years",
      "count": 3
    }
  ]
}