Average Number of Employed Persons in Construction Enterprises 
for calculating the Labor Productivity in Major Years
(10 000 persons)
Year Total 　 　 　 　 　
State-owned
Construction
Enterprises		 　 　 Collective Owned
 Construction
Enterprises		 　
Central Local Township
　 　 　 　 　 　 　
1957 4.21 4.21 2.14 2.07
1962 6.48 4.91 2.13 2.78 1.56 1.56
1965 7.35 4.77 1.52 3.25 2.59 2.59
1970 10.31 5.76 2.66 3.10 4.52 4.52
1975 18.81 11.33 5.36 5.97 7.47 7.47
1978 25.20 16.21 5.40 10.81 9.07 9.07
1979 26.00 16.96 6.24 10.72 8.88 8.88
1980 26.91 18.07 8.91 9.16 9.00 9.00
1981 28.55 19.20 11.07 8.20 9.11 9.11
1982 27.36 17.52 9.00 8.71 9.51 9.51
1983 27.88 18.02 6.42 11.55 9.71 9.71
1984 33.93 22.26 9.37 12.93 11.56 11.56
1985 40.53 26.89 13.13 13.67 13.47 13.47
1986 38.57 24.69 15.17 9.67 13.88 13.88
1987 39.34 24.50 14.97 9.62 14.93 14.93
1988 40.48 24.88 14.74 10.08 15.73 15.73
1989 38.90 22.86 13.63 10.83 14.54 14.54
1990 38.15 21.83 11.65 10.18 14.87 14.87
1991 39.72 23.83 12.51 11.32 15.89 15.89
1992 45.10 23.44 11.66 11.78 19.85 19.85
1993 52.78 29.57 11.87 17.70 22.94 22.94
1994 66.22 37.17 20.10 17.07 27.36 27.36
1995 66.84 35.32 14.91 20.40 29.13 29.13
1996 188.02 40.96 14.82 26.14 138.19 38.19
1997 175.78 40.49 14.39 26.10 126.15 40.15
1998 169.11 38.59 11.28 27.30 100.52 31.99
1999 164.95 33.56 10.86 22.70 92.07 26.96
2000 171.94 31.80 10.27 21.53 85.33 25.60
2001 181.07 29.15 8.15 21.00 71.17 50.65
2002 183.56 23.08 4.57 18.50 61.28 39.98
2003 210.11 29.43 8.50 20.93 54.59 34.83
2004 238.91 53.85 16.50 37.35 43.98
2005 249.81 48.93 16.21 32.72 45.07
2006 282.30 59.04 27.76 31.28 42.53
2007 288.40 51.78 17.36 34.42 41.09
2008 300.24 44.74 18.32 26.42 41.15
2009 305.99 42.81 17.99 24.82 33.15
2010 344.88 54.00 25.20 28.80 34.19
2011 307.56 45.07 21.18 23.89 27.74
2012 270.26 38.87 18.57 20.30 22.76
2013 305.01 44.17 23.15 21.02 20.57
2014 332.49 48.78 25.04 23.74 22.58
2015 310.73 43.10 21.65 21.45 19.29
　 　 　 　 　 　 　
a)Data in this table don't include the data of enterprises of collective owned ones under county level.     
b)Since 2004,state-owned enterprises include State-controlled ones.