unit test fixes for year as string in dict
unit test fixes for year as string in dict

Impactstory/total-impact-core,total-impact/total-impact-core,Impactstory/total-impact-core,total-impact/total-impact-core,Impactstory/total-impact-core,total-impact/total-impact-core,Impactstory/total-impact-core,total-impact/total-impact-core