Freestone County, Texas
Demographics
Table:
Historical population

Census	Pop.	Note	%±

1860	6,881	—
1870	8,139	18.3%
1880	14,921	83.3%
1890	15,987	7.1%
1900	18,910	18.3%
1910	20,557	8.7%
1920	23,264	13.2%
1930	22,589	−2.9%
1940	21,138	−6.4%
1950	15,696	−25.7%
1960	12,525	−20.2%
1970	11,116	−11.2%
1980	14,830	33.4%
1990	15,818	6.7%
2000	17,867	13.0%
2010	19,816	10.9%
2016 (est.)	19,624	[21]	−1.0%
U.S. Decennial Census[22]
1850–2010[23] 2010–2014[1]

Looking at the data table for 'Freestone County, Texas', section 'Demographics', write a one-sentence description of the highlighted cells and format it within the following JSON object {"answer": "YOUR ANSWER"}.