Table 1. The results of chi-square tests for the total set of surveys and for pairwise comparisons.
Question χ2-test,
total set a)		 Pairwise comparisons (for subsequent years) b)
No of year pairs 1996/1997 1997/1998 1998/2000 2000/2001 2001/2003 2003/2005 2005/2007 2007/2009 2009/2012
Factual
statements 		Forest grows more than the amount harvested P < 0.001 9 ns ns ns ns ns ns ns ns ns
One has to intensify the utilisation of forests to improve employment and maintain welfare P < 0.001 9 ns 0.018 0.001 ns ns ns ns ns ns
In our forests, abundant wood is available as a raw material for the forest industry P < 0.001 9 ns ns 0.018 ns ns ns ns ns ns
There are enough protected forests P < 0.001 8 - ns 0.001 ns ns ns ns ns ns
Forest industry performs well in international competition P < 0.001 9 ns ns 0.036 ns 0.001 0.001 0.001 0.001 0.001
Attitudinal
statements 		Silviculture in Finland is…very good…very bad P < 0.001 7 - ns ns ns ns ns ns 0.028 ns
Our welfare is also based on forests in the future P < 0.001 9 ns 0.018 ns ns ns ns 0.001 ns ns
Cutting and management are a threat to the abundance of our wildlife and plants P < 0.001 9 0.018 ns 0.001 0.001 ns ns ns ns ns
Forest management has improved during the past ten years from the point of view of the care of nature in the forest P < 0.001 9 ns ns ns ns ns ns 0.018 ns ns
The use of wood in building construction should be increased P < 0.001 9 ns ns ns ns ns ns 0.001 0.001 ns
a) H0: Frequency distributions equal in all surveys.
b) P-values corrected for the no. of comparisons with Bonferroni adjustment.
ns = Not significant; - = No data