Norwalk, Ohio
Demographics
Table:
Historical population

Census	Pop.	Note	%±

1820	179	—
1830	310	73.2%
1840	1,113	259.0%
1850	1,437	29.1%
1860	2,839	97.6%
1870	4,498	58.4%
1880	5,704	26.8%
1890	7,195	26.1%
1900	7,074	−1.7%
1910	7,858	11.1%
1920	7,379	−6.1%
1930	7,776	5.4%
1940	8,211	5.6%
1950	9,775	19.0%
1960	12,900	32.0%
1970	13,386	3.8%
1980	14,348	7.2%
1990	14,731	2.7%
2000	16,238	10.2%
2010	17,012	4.8%
2017 (est.)	16,824	[11]	−1.1%
Sources:[6][12][13][14]

Having looked at the following table concerning 'Norwalk, Ohio' — "Demographics" section, write a one-sentence description of the highlighted cells and format it within the following JSON object {"answer": "YOUR ANSWER"}.