DEFINITIONS
FITNESS SECTOR
Aerobic Dancing (High-Impact)	Abdominal Machine/Device
Aerobic Dancing (Soft/Low-Impact)	Rowing Machine
Aerobics (Step)	Upright Bike (Regular)
Other Exercise to Music	Upright Bike ("Spinning")
Aquatic Exercise	Recumbent Bike
Cardio Kickboxing	Treadmill
Fitness Bicycling	Stair-Climbing Machine/Stepper
Fitness Walking	Aerobic Rider
Gymnastics	Elliptical Motion Trainer
Barbells	Cross-Country Ski Exercise Machine
Dumbbells	Running/Jogging
Hand Weights	Swimming (Laps/Fitness)
Weight/Resistance Machine	Pilates Training
Multi-Purpose Home Gym	Yoga/Tai Chi
RECREATIONAL SECTOR
TEAM SPORTS GROUP	INDOOR GAMES GROUP
Baseball (Hardball)	Table Tennis
Basketball	Billiards/Pool
Cheerleading	Bowling (10 Pin)
Football (Touch/Flag)
Football (Tackle)	PERSONAL CONTACT SPORTS
Ice Hockey	Boxing
Lacrosse	Martial Arts
Soccer (Outdoor)	Wrestling
Soccer (Indoor)
Softball (Regular)	EXTREME SPORTS GROUP
Softball (Fast-Pitch)	Bicycling (BMX)
Volleyball (Court)	In-Line Skating
Volleyball (Grass)	Mountain Biking (Off-Road)
Volleyball (Sand/Beach)	Mountain/Rock Climbing
	Artificial Wall Climbing
RACQUET SPORTS GROUP	Paintball
Badminton	Snowboarding
Racquetball	Snowshoeing
Squash	Surfing
Tennis	Skateboarding
	Wakeboarding
SKATING SPORTS GROUP
Roller Skating (Traditional 2x2 Wheels)	HELMET SPORTS GROUP
Roller Skating (In-Line Wheels)	Bicycling (Fitness)
Roller Hockey	Football (Tackle)
Scooter Riding (Non-Motorized)	Roller Hockey
Skateboarding	Bicycling (BMX)
Ice Skating	Bicycling (Recreational)
	Roller Skating (2x2)
RECREATIONAL EXERCISE GROUP	Roller Skating (In-Line)
Bicycling (Recreational)	Scooter Riding
Walking (Recreational)	Skateboarding
Swimming (Recreational)	Mountain Biking
	Ice Hockey
BICYCLE SPORTS GROUP
Bicycling (Fitness)	BOARD SPORTS GROUP
Bicycling (Recreational)	Skateboarding
Bicycling (BMX)	Snowboarding
Mountain Biking	Boardsailing
	Surfing
	Wakeboarding
OUTDOORS SECTOR
OUTDOORS ACTIVITIES GROUP	SNOW SPORTS GROUP
Camping (Tent)	Skiing (Cross-Country)
Camping (Recreational Vehicle)	Skiing (Downhill)
Hiking (Day)	Snowboarding
Hiking (Overnight/Backpacking)	Snowmobiling
Horseback Riding	Snowshoeing
Mountain/Rock Climbing
Artificial Wall Climbing	WATER SPORTS GROUP
Trail Running	Jet Skiing
Canoeing	Sailing
Kayaking	Scuba Diving
Rafting	Snorkeling
	Surfing
SHOOTING SPORTS	Wakeboarding
Archery	Water Skiing
Hunting (Shotgun/Rifle)
Hunting (Bow)	FISHING GROUP
Shooting (Sporting Clays)	Fishing (Fly)
Shooting (Trap/Skeet)	Fishing (Freshwater)
Target Shooting (Rifle)	Fishing (Saltwater)
Target Shooting (Handgun)
DEFINITIONS OF FREQUENT SPORTS PARTICIPATION BY SECTOR
(NUMBER OF DAYS PARTICIPATED IN 2004)
FITNESS ACTIVITIES
(All 100+)
GENERAL	EQUIPMENT EXERCISE
Aerobic Dancing (High-Impact)	Barbells
Aerobic Dancing (Low-Impact)	Dumbbells
Aerobic Dancing (Step)	Hand Weights
Aerobics (Net)	Free Weights (Net)
Other Exercise to Music	Weight/Resistance Machines
Aquatic Exercise	Home Gym Exercise
Calisthenics	Abdominal Machine/Device
Cardio Kickboxing	Strength Equipment (Net)
Fitness Bicycling	Rowing Machine Exercise
Fitness Walking	Stationary Cycling (Upright Bike)
Gymnastics	Stationary Cycling (Spinning)
Running/Walking	Stationary Cycling (Recumbent Bike)
Fitness Swimming	Stationary Cycling (Net)
Pilates Training	Treadmill Exercise
Stretching	Stair-Climbing Machine Exercise
Yoga/Tai Chi	Aerobic Rider
Other Cardiovascular Exercise	Elliptical Motion Trainer
	Cross-Country Ski Machine Exercise
	Cardio Equipment (Net)

RECREATIONAL SPORTS/ACTIVITIES
Team Sports			Personal Contact Sports (All 52+)
Baseball	(25+)		Martial Arts
Basketball	(25+)		Boxing
Cheerleading	(52+)		Wrestling
Ice Hockey	(25+)
Football (Touch)	(25+)		Indoor Games (All 25+)
Football (Tackle)	(52+)		Billiards/Pool
Football (Net)	(25+/52+)		Bowling
Soccer (Outdoor)	(52+)		Table Tennis
Soccer (Indoor)	(52+)
Softball (Slow-Pitch)	(25+)		Skating Sports
Softball (Fast-Pitch)	(52+)		Roller Hockey	(25+)
Softball (Net)	(25+/52+)		Roller Skating (2x2 Wheels)	(25+)
Volleyball (Court)	(25+)		Roller Skating (In-Line)	(25+)
Volleyball (Grass)	(25+)		Roller Skating (Net)	(25+)
Volleyball (Beach)	(25+)		Scooter Riding	(52+)
Volleyball (Net)	(25+)		Skateboarding	(52+)
			Ice Skating	(25+)
Racquet Sports (All 25+)
Badminton			Other Recreational Activities
Racquetball			Bicycling (Recreational)	(52+)
Squash			Golf	(25+)
Tennis			Walking (Recreational)	(52+)
			Paintball	(15+)

OUTDOORS SPORTS/ACTIVITIES
Outdoors* (All Other 15+ Days)	Fishing (All 15+ days)
Camping (Tent)	Fishing (Fly)
Camping (Recreational Vehicle)	Fishing (Freshwater — Other)
Camping (Net)	Fishing (Saltwater)
Hiking (Day)	Fishing (Net)
Hiking (Overnight)
Hiking (Net)	Snow Sports (All 15+ days)
Horseback Riding	Skiing (Cross-Country)
Mountain Biking* (25+)	Skiing (Downhill
Mountain/Rock Climbing	Snowboarding
Artificial Wall Climbing	Snowmobiling
Trail Running* (52+)	Snowshoeing
Shooting Sports (All 15+ days)	Water Sports* (All Other 15+ Days)
Archery	Boardsailing
Hunting (Shotgun/Rifle)	Canoeing
Hunting (Bow)	Kayaking
Shooting (Trap/Skeet)	Rafting
Shooting (Net)	Jet Skiing
Target Shooting (Rifle)	Sailing
Target Shooting (Handgun)	Scuba Diving
Target Shooting (Net)	Snorkeling
Shooting (Net)	Surfing* (25+)
	Swimming (Recreational)* (52+)
	Wakeboarding
	Water Skiing