Behavior	2007 (%)	2017 (%)
Poor diet or low physical activity
Obese	13.0	14.8
Overweight	15.8	15.6
Physically active < 60 minutes on any day in previous seven days	24.9	15.4
Used computer for ≥ 3 hours per average school day for work unrelated to school	24.9	43.0
Sexual activity
Currently sexually active	35.0	28.7
Did not use a condom during most recent sexual intercourse	38.5	46.2
Did not use any method to prevent pregnancy during most recent sexual intercourse	NA	13.8
Ever had sexual intercourse	47.8	39.5
Has had at least four sex partners	14.9	9.7
Substance misuse
Alcohol use within 30 days	44.7	29.8
Ever misused prescription opiates	NA	14.0
Ever used cocaine, inhalants, heroin, methamphetamine, hallucinogens, or ecstasy	22.6	14.0
Marijuana use within 30 days	19.7	19.8
Smoked ≥ 1 cigarette within 30 days	20.0	8.8
Used electronic vapor product within 30 days	NA	13.2
Suicide*
Attempted suicide	6.9	7.4
Experienced persistent feelings of sadness or hopelessness	28.5	31.5
Required treatment after a suicide attempt	2.0	2.4
Seriously considered attempting suicide	14.5	17.2
Unintentional injury
Carried a gun unrelated to hunting or sport during previous 12 months	NA	4.8
Carried a weapon in previous 30 days	18.0	15.7
Drove a car after drinking alcohol in previous 30 days (among drivers)	10.5	5.5
Never or rarely wears a seatbelt	11.1	5.9
Ridden in car in past 30 days with a driver who was drinking alcohol	29.1	16.5
Texted or emailed while driving	NA	39.2
Violence victimization
Bullied at school	NA	19.0
Did not go to school because of safety concern	5.5	6.7
Electronically bullied	NA	14.9
Experienced physical dating violence	9.9	8.0
Experienced sexual dating violence	NA	6.9
Forced to have sex	7.8	7.4
Threatened/injured with a weapon at school	7.8	6.0