Hanna, Wyoming
Demographics
Table:
Historical population

Census	Pop.	Note	%±

1940	1,127	—
1950	1,326	17.7%
1960	625	−52.9%
1970	460	−26.4%
1980	2,288	397.4%
1990	1,076	−53.0%
2000	873	−18.9%
2010	841	−3.7%
2016 (est.)	812	[3]	−3.4%
U.S. Decennial Census[8]

Per the details in the table that covers 'Hanna, Wyoming' (see 'Demographics'), create one factual sentence about the highlighted cells, without adding extra data and return it as JSON: {"answer": "YOUR ANSWER"}.