{"id": 901115, "name": "Historical price of memory", "unit": "constant 2020 US$ per terabyte", "createdAt": "2024-05-13T13:57:22.000Z", "updatedAt": "2026-03-23T13:42:18.000Z", "coverage": "", "timespan": "1957-2023", "datasetId": 6512, "shortUnit": "$/TB", "columnOrder": 0, "shortName": "memory", "catalogPath": "grapher/technology/2024-05-13/computer_memory_storage/computer_memory_storage#memory", "descriptionShort": "This data is expressed in US dollars per terabyte (TB), adjusted for inflation.", "type": "float", "dataChecksum": "9367844744376360577", "metadataChecksum": "4094033998749524174", "datasetName": "Price and Performance Changes of Computer Technology with Time", "updatePeriodDays": 365, "datasetVersion": "2024-05-13", "nonRedistributable": false, "display": {"unit": "constant 2020 US$ per terabyte", "shortUnit": "$/TB", "numDecimalPlaces": 0}, "schemaVersion": 2, "processingLevel": "minor", "presentation": {"topicTagsLinks": ["Technological Change"]}, "descriptionKey": ["The Consumer Price Index (CPI) measures inflation \u2014 how the average prices of goods and services change over time.", "The all items CPI provides a comprehensive measure of the average change over time in prices paid by urban consumers for a broad basket of goods and services.", "It encompasses categories such as food, housing, apparel, transportation, medical care, recreation, education, and communication.", "Prices are collected monthly from a wide array of retail and service establishments across the U.S.", "The index serves as a key indicator of inflation, reflecting the overall cost of living for consumers.", "It is widely used for economic analysis, policy-making, and adjusting income payments for inflation.", "The index uses a base period of 1982\u201384, which is set to 100. Later values show how much prices have changed since then."], "dimensions": {"years": {"values": [{"id": 1957}, {"id": 1959}, {"id": 1960}, {"id": 1965}, {"id": 1970}, {"id": 1973}, {"id": 1974}, {"id": 1975}, {"id": 1976}, {"id": 1977}, {"id": 1978}, {"id": 1979}, {"id": 1980}, {"id": 1981}, {"id": 1982}, {"id": 1983}, {"id": 1984}, {"id": 1985}, {"id": 1986}, {"id": 1987}, {"id": 1988}, {"id": 1989}, {"id": 1990}, {"id": 1991}, {"id": 1992}, {"id": 1993}, {"id": 1994}, {"id": 1995}, {"id": 1996}, {"id": 1997}, {"id": 1998}, {"id": 1999}, {"id": 2000}, {"id": 2001}, {"id": 2002}, {"id": 2003}, {"id": 2004}, {"id": 2005}, {"id": 2006}, {"id": 2007}, {"id": 2008}, {"id": 2009}, {"id": 2010}, {"id": 2011}, {"id": 2012}, {"id": 2013}, {"id": 2014}, {"id": 2015}, {"id": 2016}, {"id": 2017}, {"id": 2018}, {"id": 2019}, {"id": 2020}, {"id": 2021}, {"id": 2022}, {"id": 2023}]}, "entities": {"values": [{"id": 355, "name": "World", "code": "OWID_WRL"}]}}, "origins": [{"id": 700, "title": "Price and Performance Changes of Computer Technology with Time", "producer": "John C. McCallum", "citationFull": "John C. McCallum, Price and Performance Changes of Computer Technology with Time", "urlMain": "https://jcmit.net/memoryprice.htm", "urlDownload": "https://jcmit.net/MemDiskPrice-XL2010.xlsx", "dateAccessed": "2024-05-13", "datePublished": "2023-11-16", "license": {"url": "https://jcmit.net/memoryprice.htm", "name": "copyright 2001, 2022, 2023 John C. McCallum"}}, {"id": 14227, "title": "US consumer prices", "description": "The Bureau of Labor Statistics reports the monthly Consumer Price Index (CPI) of individual goods and services for urban consumers at the national, city, and state levels. CPI is presented on an annual basis, which we have derived as the average of the monthly CPIs in a given year.", "producer": "U.S. Bureau of Labor Statistics", "citationFull": "U.S. Bureau of Labor Statistics", "urlMain": "https://www.bls.gov/data/tools.htm", "dateAccessed": "2026-03-20", "datePublished": "2026", "license": {"url": "https://www.bls.gov/opub/copyright-information.htm", "name": "Public domain"}}]}