Rolling Hills, California
Demographics
Table:
Historical population

Census	Pop.	Note	%±

1960	1,664	—
1970	2,050	23.2%
1980	2,049	0.0%
1990	1,871	−8.7%
2000	1,871	0.0%
2010	1,860	−0.6%
2016 (est.)	1,887	[6]	1.5%
U.S. Decennial Census[11]

Examining the table that covers 'Rolling Hills, California', section 'Demographics', create one factual sentence about the highlighted cells, without adding extra data and format it within the following JSON object {"answer": "YOUR ANSWER"}.