| Unit labor cost and its components (Percentage changes) Firms with 200 employees or less |
| 1991 | 1992 | 1993 | 1994 | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | |
| Productivity | 2.6 | 4.4 | 2.2 | 15.7 | 8.1 | 4.6 | 5.7 | 5.6 | -0.9 | 6.0 | 4.9 | 0.2 | 0.0 | 3.6 | 2.5 | 5.0 | 3.1 | 0.4 | -9.5 | 7.7 | 5.7 | 2.2 | 2.6 | 2.9 | 2.4 | 0.9 | 14.4 | 9.9 | -9.7 | -4.6 | -7.7 | 7.0 | 10.1 |
| Unit cost | 7.7 | 4.2 | 3.5 | -13.7 | -5.1 | -0.5 | -3.8 | -2.6 | 2.1 | -1.6 | 0.9 | 3.3 | 3.9 | 0.1 | 1.5 | -2.1 | 0.1 | 8.0 | 10.3 | -6.6 | -3.8 | 1.3 | -1.7 | 0.0 | 3.4 | 3.4 | 3.3 | 6.4 | -5.2 | 2.3 | -1.1 | 3.7 | 3.6 |
| Cost per employee | 10.5 | 8.9 | 5.7 | -0.2 | 2.6 | 4.1 | 1.7 | 3.0 | 1.2 | 4.3 | 5.8 | 3.4 | 3.8 | 3.6 | 3.5 | 2.9 | 3.5 | 7.6 | 0.8 | 1.1 | 1.9 | 3.5 | 0.9 | 0.0 | 3.5 | 3.4 | 3.3 | 6.1 | -5.7 | -2.1 | 4.2 | 3.7 | 3.5 |