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Unit ( Billions of US dollars )
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According to the latest statistical data released by Zhengzhou and Hefei Statistical Bureau in 2024, from 1990 to 2021, Zhengzhou's annual average GDP was $51.55 billion, with an average annual growth rate of 6.72%; Hefei's annual average GDP was $37.27 billion, with an average annual growth rate of 6.78%. In 2020, the GDP difference between Zhengzhou and Hefei was $28.4 billion, in 2019, the GDP difference between Zhengzhou and Hefei was $31.4 billion, and in 2018, the GDP difference between Zhengzhou and Hefei was $35.8 billion.
| Year | Zhengzhou GDP | Hefei GDP | Difference |
|---|---|---|---|
| 2020 | $174 billion | $145.6 billion | $28.4 billion |
| 2019 | $167 billion | $135.6 billion | $31.4 billion |
| 2018 | $156.6 billion | $120.8 billion | $35.8 billion |
| 2017 | $135.9 billion | $107.4 billion | $28.5 billion |
| 2016 | $120.6 billion | $79.6 billion | $41 billion |
| 2015 | $119.6 billion | $92.5 billion | $27.1 billion |
| 2014 | $111.7 billion | $85.4 billion | $26.3 billion |
| 2013 | $101.1 billion | $76.2 billion | $24.9 billion |
| 2012 | $91.1 billion | $67.4 billion | $23.7 billion |
| 2011 | $78.7 billion | $57.6 billion | $21.1 billion |
| 2010 | $61.4 billion | $41 billion | $20.4 billion |
| 2009 | $49.6 billion | $31.5 billion | $18.1 billion |
| 2008 | $44 billion | $24.4 billion | $19.6 billion |
| 2007 | $33.3 billion | $17.9 billion | $15.4 billion |
| 2006 | $25.6 billion | $13.7 billion | $11.9 billion |
| 2005 | $20.6 billion | $10.6 billion | $10 billion |
| 2004 | $16.9 billion | $7.3 billion | $9.6 billion |
| 2003 | $13.5 billion | $6 billion | $7.5 billion |
| 2002 | $11.4 billion | $5.1 billion | $6.3 billion |
| 2001 | $10.2 billion | $4.5 billion | $5.7 billion |
| 2000 | $9.1 billion | $4 billion | $5.1 billion |
| 1999 | $7.8 billion | $3.6 billion | $4.2 billion |
| 1998 | $7.6 billion | $3.4 billion | $4.2 billion |
| 1997 | $7 billion | $3.1 billion | $3.9 billion |
| 1996 | $6.2 billion | $2.6 billion | $3.6 billion |
| 1995 | $4.8 billion | $2.1 billion | $2.7 billion |
| 1994 | $3.5 billion | $1.6 billion | $1.9 billion |
| 1993 | $2.6 billion | $1.3 billion | $1.3 billion |
| 1992 | $2.4 billion | $1.2 billion | $1.2 billion |
| 1991 | $2.2 billion | $1.1 billion | $1.1 billion |
| 1990 | $2.1 billion | $1.2 billion | $0.9 billion |