3-2    AREA OF LAND IN MAIN YEARS
    单位:  (sq.km)
Year Whole Municipality       Density of Population (person/sq.km)
Urban Area Build-up Area Suburb Area 
1949 4385 11.68 6.60 5.08 21126
1952 4385 75.10 8.80 66.30 3600
1959 4385 166.57 15.60 150.97 2581
1964 4385 73.58 18.70 54.88 4686
1973 4385 149.50 20.25 129.25 2644
1978 4385 94.00 24.44 69.56 4442
1987 4385 187.00 35.90 151.10 3385
1992 4385 190.00 54.80 135.20 3636
1995 4385 280.00 60.60 219.40 2881
1998 4385 280.00 68.14 211.86 3057
1999 4385 280.00 68.14 211.86 3117
2000 4385 280.00 68.95 211.05 3152
2001 4385 280.00 70.95 209.05 3195
2002 4385 1872.10 90.50 1781.60 1130
2003 4385 1872.10 92.28 1779.82 1145
2004 4385 1872.10 98.50 1773.60 1165
2005 4385 1872.10 104.31 1767.79 1184
2006 4385 1872.10 107.58 1764.52 1194
2007 4385 1872.10 112.50 1759.60 1200
2008 4385 1872.10 120.51 1751.59 1207
Note:1.The data in the table were calculated according to the administrative division of that year.
         2.The statistic data of land area in the whole city was adjusted in accordance with the latest data in the year of 2007.