An Exponentiation Method for XML Element Retrieval

Table 1

Report for structure in CAS topics of INEX.

CAS topics	Max.	Min.	Avg.
INEX-2006	5	1	2.65
INEX-2007	6	1	2.87
INEX-2008	4	1	2.68
INEX-2009	5	1	2.47
INEX-2010	4	1	2.57
INEX-2011	11	1	2.75

The bold font refer to the % that use to calculate value of improvement.