Elbert County, Colorado
Demographics
Table:
Historical population

Census	Pop.	Note	%±

1880	1,708	—
1890	1,856	8.7%
1900	3,101	67.1%
1910	5,331	71.9%
1920	6,980	30.9%
1930	6,580	−5.7%
1940	5,460	−17.0%
1950	4,477	−18.0%
1960	3,708	−17.2%
1970	3,903	5.3%
1980	6,850	75.5%
1990	9,646	40.8%
2000	19,872	106.0%
2010	23,086	16.2%
2016 (est.)	25,231	[5]	9.3%
U.S. Decennial Census[6]
1790-1960[7] 1900-1990[8]
1990-2000[9] 2010-2015[1]

Observing the following table concerning the 'Demographics' part of 'Elbert County, Colorado', compose one sentence describing only the highlighted cells and return it as JSON: {"answer": "YOUR ANSWER"}.