Table 2 Full-time employees in electricity supply. Average monthly earnings, by educational level 2007 og 2008. NOK

2 Full-time employees in electricity supply¹. Average monthly earnings, by educational level² 2007 og 2008. NOK
Educational level	Employees covered by the survey		Monthly earnings		Percentage change

Educational level	2007	2008	2007	2008	Percentage change

Electricity supply, total	9 612	9 921	38 222	41 079	7.5
Of which
Primary and lower secondary education	635	658	27 807	29 494	6.1
Upper secondary education	5 687	5 766	33 016	35 757	8.3
Tertial education, 4 years or less	2 123	2 227	44 145	47 214	7.0
Tertial education, more than 4 years	1 078	1 150	56 356	58 965	4.6

¹	Standard Industrial Classification.
²	Norwegian Standard Classification of Education.