For 1997–2003, Hofferth reports declines in outdoor participation and time, but playing participation for ages 6–8 was 93% in 1997 and 94% in 2003.
Participation in outdoor activities declined 37%, from 16% to 10%, and time spent outdoors declined 31%.
Results
For 1997–2003, Hofferth reports declines in outdoor participation and time, but playing participation for ages 6–8 was 93% in 1997 and 94% in 2003. Covers 1997–2003, not the full 1981–2003 period; it does not show a uniform 25% free-play decline over that entire span.