| 时期 |
兰州 （人） |
天水 （人） |
差值 |
|---|---|---|---|
| 2025 | -- | ||
| 2024 | -- | ||
| 2023 | -- | ||
| 2022 | -- | ||
| 2021 | -- | ||
| 2020 | -- | ||
| 2019 | -- | ||
| 2018 | -- | ||
| 2017 | -- | ||
| 2016 | -- | ||
| 2015 | 208009.00 | 258192.00 | 50183.00 |
| 2014 | 203485.00 | 263164.00 | 59679.00 |
| 2013 | 202753.00 | 280311.00 | 77558.00 |
| 2012 | 203752.00 | 339067.00 | 135315.00 |
| 2011 | 208846.00 | 366431.00 | 157585.00 |
| 2010 | 217649.00 | 390549.00 | 172900.00 |
| 2009 | 221638.00 | 409833.00 | 188195.00 |
| 2008 | 234637.00 | 413990.00 | 179353.00 |
| 2007 | 240644.00 | 409512.00 | 168868.00 |
| 2006 | 249222.00 | 422805.00 | 173583.00 |
| 2005 | 250981.00 | 427413.00 | 176432.00 |
| 2004 | 257794.00 | 440768.00 | 182974.00 |
| 2003 | 266848.00 | 443075.00 | 176227.00 |
| 2002 | 275772.00 | 437625.00 | 161853.00 |
| 2001 | 282111.00 | 431007.00 | 148896.00 |
| 2000 | 291121.00 | 432670.00 | 141549.00 |
| 1999 | 300000.00 | 430000.00 | 130000.00 |
| 1998 | 304100.00 | 417400.00 | 113300.00 |
| 1997 | 301400.00 | 407700.00 | 106300.00 |
| 1996 | 290000.00 | 400000.00 | 110000.00 |
| 1995 | 276100.00 | 388000.00 | 111900.00 |
| 1994 | 264500.00 | 377700.00 | 113200.00 |
| 1993 | 250200.00 | 371800.00 | 121600.00 |
| 1992 | 239600.00 | 372500.00 | 132900.00 |
| 1991 | 236000.00 | 372000.00 | 136000.00 |
| 1990 | 237300.00 | 367500.00 | 130200.00 |