Chart 1: Lower aggregates response rates recently
% of aggregate producers responding to the aggregate survey, December years
0.00
20.00
40.00
60.00
80.00
100.00%
12
13
14
15
16
17
18
19
20
21
22
23
70.00%
78.00%
80.00%
84.00%
64.50%
82.80%
63.90%
79.69%
82.61%
54.00%
37.84%
62.53%