Harvard, Nebraska
Demographics
Table:
Historical population

Census	Pop.	Note	%±

1880	768	—
1890	1,076	40.1%
1900	849	−21.1%
1910	1,102	29.8%
1920	991	−10.1%
1930	865	−12.7%
1940	704	−18.6%
1950	774	9.9%
1960	1,261	62.9%
1970	1,230	−2.5%
1980	1,217	−1.1%
1990	976	−19.8%
2000	998	2.3%
2010	1,013	1.5%
2017 (est.)	966	[3]	−4.6%
U.S. Decennial Census[11]

Considering the tabular data covering 'Harvard, Nebraska' (see 'Demographics'), draft a brief sentence that explains what the highlighted cells show and format it within the following JSON object {"answer": "YOUR ANSWER"}.