{
  "status": "synthetic",
  "version": 1,
  "provenance": "Independently invented aggregate scenarios. No employer files or metrics are read by this generator.",
  "window": {
    "days": 20,
    "baseline": "November 2022",
    "current": "February 2023",
    "historical_context": "The original report compared the first 20 days of November 2022 and February 2023. Synthetic windows are not historical measurements."
  },
  "definitions": {
    "active": "Distinct users active at least once in the 20-day window, not full-month MAU.",
    "dau": "Total active user-days divided by 20.",
    "active_days": "Total active user-days divided by distinct window-active users.",
    "lifecycle": "New means registered during that window; existing means registered earlier. Buckets are exhaustive, mutually exclusive within each window, not stable cohorts across windows.",
    "region": "One reporting region per user in each window; location changes are not observed migration.",
    "age": "Mutually exclusive age bands including unknown; unknown is never reallocated.",
    "payment_rate": "Distinct successful payers / distinct active users in February. No causal willingness measure.",
    "revenue": "Gross subscription revenue during February in illustrative currency units (CU), with no refunds in the scenario; not lifetime profit.",
    "feature_adoption": "Distinct users invoking the feature / all window-active users; features overlap. Exposure and redesign effects are not controlled.",
    "coverage": "Share of February active users with a usable profile label; dimensions overlap.",
    "region_value_index": "Gross revenue per window-active user relative to the overall mean of 1.00. Regional active populations are chosen so indexed revenues reconcile to the age revenue total.",
    "decomposition": "Sequential accounting: change active-user volume at baseline frequency first, then change frequency at current volume. Order-dependent, not causal."
  },
  "baseline": {
    "active": 2400000,
    "dau": 480000,
    "active_days": 4.0
  },
  "current": {
    "active": 2570000,
    "dau": 512000,
    "active_days": 3.9844357976653697
  },
  "delta_dau": 32000,
  "decomposition": {
    "volume_effect": 34000.0,
    "frequency_effect": -1999.9999999999927
  },
  "lifecycle": [
    {
      "segment": "New users",
      "baseline_active": 300000,
      "current_active": 330000,
      "baseline_dau": 25000,
      "current_dau": 29000,
      "baseline_active_days": 1.6666666666666667,
      "current_active_days": 1.7575757575757576,
      "delta_dau": 4000,
      "dau_growth": 0.16
    },
    {
      "segment": "Existing users",
      "baseline_active": 2100000,
      "current_active": 2240000,
      "baseline_dau": 455000,
      "current_dau": 483000,
      "baseline_active_days": 4.333333333333333,
      "current_active_days": 4.3125,
      "delta_dau": 28000,
      "dau_growth": 0.06153846153846154
    }
  ],
  "regions": [
    {
      "region": "Beijing",
      "baseline_dau": 65000,
      "current_dau": 82000,
      "delta_dau": 17000,
      "growth": 0.26153846153846155,
      "share_of_net_growth": 0.53125,
      "revenue_per_active_index": 1.38,
      "current_active": 411602,
      "revenue_cu": 332897.4034526848
    },
    {
      "region": "Guangdong",
      "baseline_dau": 70000,
      "current_dau": 75000,
      "delta_dau": 5000,
      "growth": 0.07142857142857142,
      "share_of_net_growth": 0.15625,
      "revenue_per_active_index": 1.16,
      "current_active": 376465,
      "revenue_cu": 255938.98317937742
    },
    {
      "region": "Shandong",
      "baseline_dau": 30000,
      "current_dau": 33000,
      "delta_dau": 3000,
      "growth": 0.1,
      "share_of_net_growth": 0.09375,
      "revenue_per_active_index": 0.93,
      "current_active": 165645,
      "revenue_cu": 90284.90070729572
    },
    {
      "region": "Hunan",
      "baseline_dau": 22000,
      "current_dau": 24000,
      "delta_dau": 2000,
      "growth": 0.09090909090909091,
      "share_of_net_growth": 0.0625,
      "revenue_per_active_index": 0.89,
      "current_active": 120469,
      "revenue_cu": 62837.5374331323
    },
    {
      "region": "Hainan",
      "baseline_dau": 4000,
      "current_dau": 5600,
      "delta_dau": 1600,
      "growth": 0.4,
      "share_of_net_growth": 0.05,
      "revenue_per_active_index": 1.05,
      "current_active": 28109,
      "revenue_cu": 17297.707123249027
    },
    {
      "region": "Guangxi",
      "baseline_dau": 12000,
      "current_dau": 13500,
      "delta_dau": 1500,
      "growth": 0.125,
      "share_of_net_growth": 0.046875,
      "revenue_per_active_index": 0.87,
      "current_active": 67764,
      "revenue_cu": 34551.91569501945
    },
    {
      "region": "Yunnan",
      "baseline_dau": 10000,
      "current_dau": 11400,
      "delta_dau": 1400,
      "growth": 0.14,
      "share_of_net_growth": 0.04375,
      "revenue_per_active_index": 1.04,
      "current_active": 57223,
      "revenue_cu": 34878.500615875484
    },
    {
      "region": "Jiangsu",
      "baseline_dau": 35000,
      "current_dau": 34000,
      "delta_dau": -1000,
      "growth": -0.02857142857142857,
      "share_of_net_growth": -0.03125,
      "revenue_per_active_index": 1.22,
      "current_active": 170664,
      "revenue_cu": 122026.90492108947
    },
    {
      "region": "Shanghai",
      "baseline_dau": 32000,
      "current_dau": 30500,
      "delta_dau": -1500,
      "growth": -0.046875,
      "share_of_net_growth": -0.046875,
      "revenue_per_active_index": 1.4,
      "current_active": 153096,
      "revenue_cu": 125616.22112684825
    },
    {
      "region": "Sichuan",
      "baseline_dau": 38000,
      "current_dau": 36800,
      "delta_dau": -1200,
      "growth": -0.031578947368421054,
      "share_of_net_growth": -0.0375,
      "revenue_per_active_index": 1.18,
      "current_active": 184719,
      "revenue_cu": 127746.03257988326
    },
    {
      "region": "Northwest group",
      "baseline_dau": 20000,
      "current_dau": 19200,
      "delta_dau": -800,
      "growth": -0.04,
      "share_of_net_growth": -0.025,
      "revenue_per_active_index": 0.76,
      "current_active": 96375,
      "revenue_cu": 42927.1275
    },
    {
      "region": "Other regions",
      "baseline_dau": 142000,
      "current_dau": 147000,
      "delta_dau": 5000,
      "growth": 0.035211267605633804,
      "share_of_net_growth": 0.15625,
      "revenue_per_active_index": 0.5994067104052344,
      "current_active": 737869,
      "revenue_cu": 259211.7656655447
    }
  ],
  "ages": [
    {
      "age": "Under 18",
      "baseline_dau": 9000,
      "current_dau": 9300,
      "baseline_active": 60000,
      "current_active": 62000,
      "delta_dau": 300,
      "share_of_net_growth": 0.009375,
      "current_active_days": 3.0,
      "payers": 744,
      "payment_rate": 0.012,
      "revenue_cu": 7440,
      "revenue_per_payer_cu": 10,
      "revenue_per_active_cu": 0.12
    },
    {
      "age": "18–24",
      "baseline_dau": 86000,
      "current_dau": 101000,
      "baseline_active": 430000,
      "current_active": 490000,
      "delta_dau": 15000,
      "share_of_net_growth": 0.46875,
      "current_active_days": 4.122448979591836,
      "payers": 22540,
      "payment_rate": 0.046,
      "revenue_cu": 270480,
      "revenue_per_payer_cu": 12,
      "revenue_per_active_cu": 0.552
    },
    {
      "age": "25–34",
      "baseline_dau": 148000,
      "current_dau": 160000,
      "baseline_active": 720000,
      "current_active": 770000,
      "delta_dau": 12000,
      "share_of_net_growth": 0.375,
      "current_active_days": 4.1558441558441555,
      "payers": 31570,
      "payment_rate": 0.041,
      "revenue_cu": 473550,
      "revenue_per_payer_cu": 15,
      "revenue_per_active_cu": 0.615
    },
    {
      "age": "35–44",
      "baseline_dau": 89000,
      "current_dau": 93000,
      "baseline_active": 440000,
      "current_active": 465000,
      "delta_dau": 4000,
      "share_of_net_growth": 0.125,
      "current_active_days": 4.0,
      "payers": 15810,
      "payment_rate": 0.034,
      "revenue_cu": 316200,
      "revenue_per_payer_cu": 20,
      "revenue_per_active_cu": 0.68
    },
    {
      "age": "45–54",
      "baseline_dau": 53000,
      "current_dau": 52400,
      "baseline_active": 270000,
      "current_active": 266000,
      "delta_dau": -600,
      "share_of_net_growth": -0.01875,
      "current_active_days": 3.9398496240601504,
      "payers": 6916,
      "payment_rate": 0.026,
      "revenue_cu": 172900,
      "revenue_per_payer_cu": 25,
      "revenue_per_active_cu": 0.65
    },
    {
      "age": "55+",
      "baseline_dau": 40000,
      "current_dau": 38300,
      "baseline_active": 230000,
      "current_active": 224000,
      "delta_dau": -1700,
      "share_of_net_growth": -0.053125,
      "current_active_days": 3.419642857142857,
      "payers": 4704,
      "payment_rate": 0.021,
      "revenue_cu": 141120,
      "revenue_per_payer_cu": 30,
      "revenue_per_active_cu": 0.63
    },
    {
      "age": "Unknown",
      "baseline_dau": 55000,
      "current_dau": 58000,
      "baseline_active": 250000,
      "current_active": 293000,
      "delta_dau": 3000,
      "share_of_net_growth": 0.09375,
      "current_active_days": 3.9590443686006824,
      "payers": 7325,
      "payment_rate": 0.025,
      "revenue_cu": 124525,
      "revenue_per_payer_cu": 17,
      "revenue_per_active_cu": 0.425
    }
  ],
  "features": [
    {
      "feature": "Photo preview",
      "baseline_users": 1032000,
      "current_users": 1195050,
      "baseline_adoption": 0.43,
      "current_adoption": 0.465,
      "change_pp": 3.500000000000003
    },
    {
      "feature": "Albums",
      "baseline_users": 372000,
      "current_users": 462600,
      "baseline_adoption": 0.155,
      "current_adoption": 0.18,
      "change_pp": 2.4999999999999996
    },
    {
      "feature": "Smart organization",
      "baseline_users": 175200,
      "current_users": 236440,
      "baseline_adoption": 0.073,
      "current_adoption": 0.092,
      "change_pp": 1.9000000000000004
    },
    {
      "feature": "Photo search",
      "baseline_users": 55200,
      "current_users": 79670,
      "baseline_adoption": 0.023,
      "current_adoption": 0.031,
      "change_pp": 0.8
    },
    {
      "feature": "Smart photo tags",
      "baseline_users": 24000,
      "current_users": 38550,
      "baseline_adoption": 0.01,
      "current_adoption": 0.015,
      "change_pp": 0.49999999999999994
    },
    {
      "feature": "Stories",
      "baseline_users": 194400,
      "current_users": 218450,
      "baseline_adoption": 0.081,
      "current_adoption": 0.085,
      "change_pp": 0.40000000000000036
    },
    {
      "feature": "Cleanup tools",
      "baseline_users": 336000,
      "current_users": 264710,
      "baseline_adoption": 0.14,
      "current_adoption": 0.103,
      "change_pp": -3.700000000000002
    },
    {
      "feature": "Manual creations",
      "baseline_users": 33600,
      "current_users": 30840,
      "baseline_adoption": 0.014,
      "current_adoption": 0.012,
      "change_pp": -0.2
    },
    {
      "feature": "Home-screen widget",
      "baseline_users": 28800,
      "current_users": 28270,
      "baseline_adoption": 0.012,
      "current_adoption": 0.011,
      "change_pp": -0.10000000000000009
    }
  ],
  "coverage": [
    {
      "dimension": "Age",
      "known": 2277000,
      "unknown": 293000,
      "coverage": 0.8859922178988326
    },
    {
      "dimension": "Gender",
      "known": 2400000,
      "unknown": 170000,
      "coverage": 0.933852140077821
    },
    {
      "dimension": "Life stage",
      "known": 1800000,
      "unknown": 770000,
      "coverage": 0.7003891050583657
    },
    {
      "dimension": "Marital status",
      "known": 600000,
      "unknown": 1970000,
      "coverage": 0.23346303501945526
    }
  ]
}