{
 "meta": {
  "dossier": "core",
  "frequency": "annual",
  "base": "2011-12=100",
  "unit": "index",
  "source": "Office of the Economic Adviser, DPIIT, as published by the RBI (DBIE, via the local Data Bank)",
  "product": "Index of Eight Core Industries (RBI Handbook of Statistics, DBIE 499 and 989)",
  "vintage": "2026-10-09",
  "mock": false,
  "geo": "IND",
  "latestPeriod": "2025-04",
  "releaseDate": null,
  "revisionPolicy": "The monthly index is provisional and revised in the next release; the RBI's annual tables carry the final financial-year averages.",
  "coverage": "The composite index and its 8 industries on base 2011-12=100: financial-year average index and growth on a year earlier, as published",
  "note": "Base 2011-12=100, a separate ruler from the other core-industry bases (never spliced). Index levels are financial-year averages; growth is the RBI's published growth on a year earlier, not recomputed. Weights are each industry's weight in the IIP of the same base; the composite's weight is the core industries' combined weight in the IIP."
 },
 "dates": [
  "2012-04-01",
  "2013-04-01",
  "2014-04-01",
  "2015-04-01",
  "2016-04-01",
  "2017-04-01",
  "2018-04-01",
  "2019-04-01",
  "2020-04-01",
  "2021-04-01",
  "2022-04-01",
  "2023-04-01",
  "2024-04-01",
  "2025-04-01"
 ],
 "series": {
  "composite_index": {
   "name": "core_composite_index_base2011",
   "label": "Composite index of the core industries, index (weight 40.27 in the IIP)",
   "unit": "index",
   "color": "#2E4BD8",
   "weight": 40.27,
   "data": [
    103.816045,
    106.474908,
    111.733871,
    115.060302,
    120.532393,
    125.687808,
    131.2,
    131.6,
    123.2,
    136.065258,
    146.7,
    157.8,
    164.9,
    169.4
   ]
  },
  "composite_growth": {
   "name": "core_composite_growth_pct_base2011",
   "label": "Composite index of the core industries, growth on a year earlier (weight 40.27 in the IIP)",
   "unit": "pct_yoy",
   "color": "#2E4BD8",
   "weight": 40.27,
   "data": [
    null,
    2.56,
    4.94,
    2.98,
    4.76,
    4.28,
    4.39,
    0.36,
    -6.38,
    10.4,
    7.8,
    7.6,
    4.5,
    2.7
   ]
  },
  "coal_index": {
   "name": "core_coal_index_base2011",
   "label": "Coal, index (weight 4.16 in the IIP)",
   "unit": "index",
   "color": "#5F6675",
   "weight": 4.16,
   "data": [
    103.188498,
    104.169197,
    112.553282,
    117.99418,
    121.754526,
    124.87884,
    134.1,
    133.6,
    131.1,
    142.339972,
    163.5,
    182.7,
    192,
    191.1
   ]
  },
  "coal_growth": {
   "name": "core_coal_growth_pct_base2011",
   "label": "Coal, growth on a year earlier (weight 4.16 in the IIP)",
   "unit": "pct_yoy",
   "color": "#878D99",
   "weight": 4.16,
   "data": [
    null,
    0.95,
    8.05,
    4.83,
    3.19,
    2.57,
    7.38,
    -0.35,
    -1.87,
    8.5,
    14.8,
    11.8,
    5.1,
    -0.5
   ]
  },
  "crude_oil_index": {
   "name": "core_crude_oil_index_base2011",
   "label": "Crude oil, index (weight 3.62 in the IIP)",
   "unit": "index",
   "color": "#A3A9B4",
   "weight": 3.62,
   "data": [
    99.402242,
    99.209156,
    98.350059,
    96.98628,
    94.536989,
    93.683831,
    89.8,
    84.5,
    80.1,
    77.946401,
    76.6,
    77.1,
    75.4,
    73.3
   ]
  },
  "crude_oil_growth": {
   "name": "core_crude_oil_growth_pct_base2011",
   "label": "Crude oil, growth on a year earlier (weight 3.62 in the IIP)",
   "unit": "pct_yoy",
   "color": "#C9CED6",
   "weight": 3.62,
   "data": [
    null,
    -0.19,
    -0.87,
    -1.39,
    -2.53,
    -0.9,
    -4.15,
    -5.95,
    -5.21,
    -2.6,
    -1.7,
    0.6,
    -2.2,
    -2.8
   ]
  },
  "natural_gas_index": {
   "name": "core_natural_gas_index_base2011",
   "label": "Natural gas, index (weight 2.77 in the IIP)",
   "unit": "index",
   "color": "#5F6675",
   "weight": 2.77,
   "data": [
    85.576418,
    74.521141,
    70.546131,
    67.215515,
    66.520709,
    68.422978,
    69,
    65.1,
    59.8,
    71.278846,
    72.4,
    76.8,
    75.9,
    73.8
   ]
  },
  "natural_gas_growth": {
   "name": "core_natural_gas_growth_pct_base2011",
   "label": "Natural gas, growth on a year earlier (weight 2.77 in the IIP)",
   "unit": "pct_yoy",
   "color": "#878D99",
   "weight": 2.77,
   "data": [
    null,
    -12.92,
    -5.33,
    -4.72,
    -1.03,
    2.86,
    0.84,
    -5.64,
    -8.2,
    19.2,
    1.6,
    6.1,
    -1.2,
    -2.8
   ]
  },
  "refinery_products_index": {
   "name": "core_refinery_products_index_base2011",
   "label": "Refinery products, index (weight 11.29 in the IIP)",
   "unit": "index",
   "color": "#A3A9B4",
   "weight": 11.29,
   "data": [
    107.152632,
    108.638904,
    108.825517,
    114.13473,
    119.713745,
    125.195118,
    129.1,
    129.4,
    114.9,
    125.143144,
    131.2,
    135.9,
    139.7,
    139.6
   ]
  },
  "refinery_products_growth": {
   "name": "core_refinery_products_growth_pct_base2011",
   "label": "Refinery products, growth on a year earlier (weight 11.29 in the IIP)",
   "unit": "pct_yoy",
   "color": "#C9CED6",
   "weight": 11.29,
   "data": [
    null,
    1.39,
    0.17,
    4.88,
    4.89,
    4.58,
    3.12,
    0.22,
    -11.21,
    8.9,
    4.8,
    3.6,
    2.8,
    -0.1
   ]
  },
  "fertilisers_index": {
   "name": "core_fertilisers_index_base2011",
   "label": "Fertilisers, index (weight 1.06 in the IIP)",
   "unit": "index",
   "color": "#5F6675",
   "weight": 1.06,
   "data": [
    96.684778,
    98.109787,
    99.382909,
    106.356324,
    106.57758,
    106.614714,
    107,
    109.8,
    111.6,
    112.42022,
    125.1,
    129.8,
    133.5,
    133.4
   ]
  },
  "fertilisers_growth": {
   "name": "core_fertilisers_growth_pct_base2011",
   "label": "Fertilisers, growth on a year earlier (weight 1.06 in the IIP)",
   "unit": "pct_yoy",
   "color": "#878D99",
   "weight": 1.06,
   "data": [
    null,
    1.47,
    1.3,
    7.02,
    0.21,
    0.03,
    0.3,
    2.67,
    1.7,
    0.7,
    11.3,
    3.7,
    2.9,
    -0.1
   ]
  },
  "steel_index": {
   "name": "core_steel_index_base2011",
   "label": "Steel, index (weight 7.22 in the IIP)",
   "unit": "index",
   "color": "#A3A9B4",
   "weight": 7.22,
   "data": [
    107.917091,
    115.82097,
    121.744587,
    120.189704,
    133.093782,
    140.512834,
    147.7,
    152.6,
    139.4,
    163.017028,
    178.1,
    200.4,
    214.1,
    234.5
   ]
  },
  "steel_growth": {
   "name": "core_steel_growth_pct_base2011",
   "label": "Steel, growth on a year earlier (weight 7.22 in the IIP)",
   "unit": "pct_yoy",
   "color": "#C9CED6",
   "weight": 7.22,
   "data": [
    null,
    7.32,
    5.11,
    -1.28,
    10.74,
    5.57,
    5.11,
    3.36,
    -8.65,
    16.9,
    9.3,
    12.5,
    6.8,
    9.5
   ]
  },
  "cement_index": {
   "name": "core_cement_index_base2011",
   "label": "Cement, index (weight 2.16 in the IIP)",
   "unit": "index",
   "color": "#5F6675",
   "weight": 2.16,
   "data": [
    107.457081,
    111.471024,
    118.055773,
    123.510675,
    121.993464,
    129.721569,
    147,
    145.7,
    130,
    156.947712,
    170.6,
    185.7,
    197.4,
    214.6
   ]
  },
  "cement_growth": {
   "name": "core_cement_growth_pct_base2011",
   "label": "Cement, growth on a year earlier (weight 2.16 in the IIP)",
   "unit": "pct_yoy",
   "color": "#878D99",
   "weight": 2.16,
   "data": [
    null,
    3.74,
    5.91,
    4.62,
    -1.23,
    6.33,
    13.32,
    -0.88,
    -10.78,
    20.8,
    8.7,
    8.9,
    6.3,
    8.7
   ]
  },
  "electricity_index": {
   "name": "core_electricity_index_base2011",
   "label": "Electricity, index (weight 7.99 in the IIP)",
   "unit": "index",
   "color": "#A3A9B4",
   "weight": 7.99,
   "data": [
    104.003229,
    110.295613,
    126.627234,
    133.827638,
    141.639232,
    149.175567,
    156.9,
    158.4,
    157.6,
    170.119099,
    185.2,
    198.3,
    208.6,
    210.7
   ]
  },
  "electricity_growth": {
   "name": "core_electricity_growth_pct_base2011",
   "label": "Electricity, growth on a year earlier (weight 7.99 in the IIP)",
   "unit": "pct_yoy",
   "color": "#C9CED6",
   "weight": 7.99,
   "data": [
    null,
    6.05,
    14.81,
    5.69,
    5.84,
    5.32,
    5.18,
    0.94,
    -0.51,
    8,
    8.9,
    7.1,
    5.2,
    1
   ]
  }
 }
}