Walls and Partitions

No

Yes

No

Nationally, Produced Locally

1200

50 1.4 75 2.1 100 2.7 125 3;3 150 4.0 200 5.2 250 6.5

No

Yes

Yes

Nationally

1140

50 1.6 75 2.3 100 3.0 150 4.4

Yes

Yes

Yes

Nationally