NOTE: THIS DATA FILE WILL CHANGE! To improve accessibility of data for all users, we will convert this file from a text format to an html table by the end of June 2024. Title: Hours Worked for Manufacturing: Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing (NAICS 33341) in the United States Series ID: IPUEN33341L200000000 Source: U.S. Bureau of Labor Statistics Release: Industry Productivity Seasonal Adjustment: Not Seasonally Adjusted Frequency: Annual Units: Millions of Hours Date Range: 1987-01-01 to 2023-01-01 Last Updated: 2024-04-26 9:16 AM CDT Notes: Labor hours are measured as annual hours worked by all workers, including wage and salary workers, unincorporated self-employed workers, and unpaid family workers, in the production of goods and services. DATE VALUE 1987-01-01 319.401 1988-01-01 328.705 1989-01-01 331.607 1990-01-01 298.651 1991-01-01 290.704 1992-01-01 301.169 1993-01-01 314.315 1994-01-01 343.899 1995-01-01 354.442 1996-01-01 369.495 1997-01-01 364.038 1998-01-01 363.800 1999-01-01 368.353 2000-01-01 380.664 2001-01-01 348.533 2002-01-01 312.947 2003-01-01 294.077 2004-01-01 297.180 2005-01-01 297.638 2006-01-01 308.103 2007-01-01 302.161 2008-01-01 307.294 2009-01-01 251.860 2010-01-01 251.044 2011-01-01 262.638 2012-01-01 255.140 2013-01-01 252.411 2014-01-01 267.899 2015-01-01 272.400 2016-01-01 274.229 2017-01-01 271.310 2018-01-01 268.052 2019-01-01 277.092 2020-01-01 270.064 2021-01-01 288.322 2022-01-01 294.792 2023-01-01 294.754