Age	Age2	N	Min/max
GSS: 1974–2018
1) All	+0.00443 (5.31)	− 0.00003 (4.11)	59,860	74 (max)
2) Married	− 0.00254 (1.88)	0.00004 (3.16)	31,697	32
3) Not married	− 0.01265 (11.72)	0.00012 (11.86)	28,163	53
BRFSS; 2005–2010
4) All	− 0.000285 (2.75)	0.000013 (14.18)	4,283,582	11
5) Married	− 0.002495 (15.31)	0.000028 (18.85)	2,398,444	45
6) Not married	− 0.013430 (97.30)	0.000150 (120.06)	1,885,138	45