barriers and revised trade rules. Target 2.c. Ensure stable food commodity markets and timely access to information The full title for Target 2.c is: "adopt measures to ensure the proper functioning of food commodity markets and their derivatives, and facilitate timely access to market information, including on food reserves, in order to help limit extreme food price volatility". This target has one indicator: Indicator 2.c.1 is an Indicator of food price anomalies. Food price anomalies are measured using the domestic food price volatility index. Domestic food price volatility index measures the variation in domestic food prices over time, this is measured as the weighted-average of a basket of commodities based on consumer or market prices. High values indicate a higher volatility in food prices. Extreme food price movements pose a threat to agricultural markets and to the food security and livelihoods, especially of the most vulnerable people. The G20 Agricultural Market Information System (AMIS) offer regular updates on market prices. Custodian agencies Custodian agencies are in charge of monitoring the progress of the indicators: For all Indicators under Targets 2.1, 2.3 and 2.5, and for Indicators 2.a.1 and 2.c.1: Food and Agriculture Organization of the United Nations (FAO) Indicators 2.2.1 and 2.2.2 : United Nations Children's Fund (UNICEF), World Health Organization (WHO) Indicator 2.2.3: World Health Organization (WHO) For all Indicators under Targets 2.3 and 2.5, and for Indicators 2.a.1 and 2.c.1: Food and Agriculture Organization (FAO) Indicator 2.4.1: United Nations Environment Programme (UNEP) and Food and Agriculture Organization (FAO) Indicator 2.a.2: Organisation for Economic Co-operation and Development (OECD) Indicator 2.b.1: United Nations World Tourism Organization (UNWTO) Tools The Global Hunger Index (GHI) The Global Hunger Index (GHI) is a tool designed to measure and track hunger at global, regional, and national levels. Each year, GHI scores are calculated to track progress and setbacks in fighting hunger. The GHI is designed to raise awareness and understanding of the struggle against hunger. It provides a way to compare levels of hunger between countries and regions. It calls attention to areas of the world where hunger levels are highest and where additional efforts are needed to eliminate hunger. The FAO Food Price Index (FFPI) The FAO Food Price Index (FFPI) is a measure of the monthly change in international prices of a basket of food commodities. Monitoring of food prices is provided by publicly available sources including food price index (FAO-FPI): monitoring