| Three-year Moving Average of Natural Growth Rate (Rural/Urban) in Bihar (1981-1983 to 2011-2013) | |||
| Period | Total | Rural | Urban |
| 1981-83 | 24.2 | 24.1 | 25.3 |
| 1982-84 | 24.3 | 24.2 | 24.6 |
| 1983-85 | 24.1 | 24.3 | 23.6 |
| 1984-86 | 23.7 | 23.8 | 22.4 |
| 1985-87 | 23.0 | 23.2 | 21.7 |
| 1986-88 | 23.7 | 23.8 | 21.8 |
| 1987-89 | 23.5 | 23.8 | 21.4 |
| 1988-90 | 23.1 | 23.4 | 20.1 |
| 1989-91 | 21.8 | 22.2 | 19.1 |
| 1990-92 | 21.6 | 21.8 | 18.5 |
| 1991-93 | 21.2 | 21.5 | 19.4 |
| 1992-94 | 21.7 | 22.0 | 18.5 |
| 1993-95 | 21.7 | 22.2 | 18.0 |
| 1994-96 | 21.8 | 22.4 | 16.8 |
| 1995-97 | 21.7 | 22.3 | 16.8 |
| 1996-98 | 21.8 | 22.4 | 16.7 |
| 1997-99 | 22.0 | 22.6 | 17.2 |
| 1998-00 | 22.5 | 23.1 | 17.7 |
| 1999-01* | 22.9 | 23.6 | 17.9 |
| 2000-02* | 23.0 | 23.7 | 17.7 |
| 2001-03* | 22.9 | 23.6 | 17.3 |
| 2002-04* | 22.6 | 23.3 | 17.4 |
| 2003-05* | 22.4 | 23.0 | 17.3 |
| 2004-06* | 22.2 | 22.8 | 17.1 |
| 2005-07* | 22.2 | 22.8 | 16.9 |
| 2006-08* | 21.9 | 22.6 | 16.6 |
| 2007-09* | 21.7 | 22.3 | 16.6 |
| 2008-10* | 21.5 | 22.1 | 16.5 |
| 2009-11* | 21.3 | 21.8 | 16.3 |
| 2010-12* | 21.1 | 21.7 | 16.2 |
| 2011-13* | 21.0 | 21.5 | 16.1 |
