Table 5.

Sample-weighted medians and selected percentiles of serum cotinine, cigarettes smoked per day, and consumption of each food group among NHANES 2005 – 2006 and NHANES 2011 – 2012.

Variable	N	Percentile
		50th	75th	90th	95th
Serum Cotinine [ng/mL], nonsmokers	3823	0.02	0.0769	0.407	1.31
Serum Cotinine [ng/mL], smokers	867	197.6	302	392.2	462
Cigarettes Per Day	678	10.91	19.5	24.5	30.4
Milk Products [kg/d]	4690	0.128	0.342	0.594	0.804
Meat, Poultry [kg/d]	4690	0.159	0.299	0.456	0.605
Eggs [kg/d]	4690	.	.	0.101	0.144
Legumes, Nuts, Seeds [kg/d]	4690	.	0.0160	0.0863	0.171
Grain Products [kg/d]	4690	0.264	0.440	0.668	0.860
Fruits [kg/d]	4690	0.0456	0.248	0.458	0.617
Vegetables [kg/d]	4690	0.120	0.246	0.392	0.509
Fats, Oils, Salad Dressings [kg/d]	4690	.	0.0138	0.0367	0.0609
Sugars, Sweets, Beverages [kg/d]	4690	1.84	2.75	3.89	4.80
Beer [kg/d]	4690	.	.	0.358	1.07
Wine [kg/d]	4690	.	.	.	0.147