| Main Indicators of Area and Population | ||||||
| Item | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 |
| Area (10000 sq.km) | 3.6 | 3.6 | 3.6 | 3.6 | 3.6 | 3.6 |
| Year-end Population (10000 persons) | 2209.2 | 2227.7 | 2240.6 | 2252.1 | 2260.5 | 2269.0 |
| Male | 1131.3 | 1139.2 | 1144.2 | 1148.5 | 1151.5 | |
| Female | 1078.0 | 1088.5 | 1096.4 | 1103.5 | 1108.9 | |
| Crude Birth Rate(‰) | 12.89 | 13.80 | 11.65 | 11.02 | 10.06 | |
| Crude Death Rate(‰) | 5.7 | 5.7 | 5.7 | 5.7 | 5.8 | |
| Infant Mortality Rate(‰) | 7.23 | 6.99 | 6.33 | |||
| Fertility Rate(‰) | 45 | 48 | 41 | 39 | 36 | |
| Natural Population Growth Rate(‰) | 7.16 | 8.10 | 5.94 | 5.29 | 4.27 | 3.59 |
| Marriage Rate(‰) | 7.87 | 8.20 | 7.63 | 7.69 | 7.60 | |
| Divorce Rate(‰) | 2.23 | 2.40 | 2.53 | 2.73 | 2.87 | 2.77 |
| Life Expectancy at Birth (years) | ||||||
| Male | 72.46 | 72.67 | 72.80 | 72.45 | 73.34 | |
| Female | 78.12 | 78.44 | 78.48 | 78.39 | 79.33 | |
| Age-specific Distribution (%) | ||||||
| 0-14 | 21.43 | 21.11 | 20.81 | 20.42 | 19.83 | |
| 15-64 | 70.13 | 70.26 | 70.39 | 70.56 | 70.94 | |
| 65 and Over | 8.44 | 8.62 | 8.81 | 9.02 | 9.24 | |
| Sex Ratio (Female=100) | 104.95 | 104.66 | 104.36 | 104.08 | 103.84 | 104.00 |
| Population Density (persons/sq.km) | 610.5 | 615.6 | 619.1 | 622.3 | 624.6 | 627.0 |