table of contents executive summary ii i introduction 1 analysis wage data 2 iii existing occupations and educational attainment population 11 iv underemployment estimates within the opportunityworks multi county region 16 appendices appendix a self sufficiency standard rates by 20 b sampling ranges 22 c bureau labor statistics education or training categories 28 d with significant presence in 30 references 34 tables sufficient 3 total family households type 4 percentage household types number workers per median income capita 2000 census 5 children under 18 years age 6 2002 iowa survey 7 employment county8 8 9 community economic betterment account ceba wages 10 jobs