Brief descriptions of data: data source (first hand or second hand; where did you get it, if second hand), year of collection, unit of analysis, sample size, et
Then you should present your test results in a table and interpret them in the text, followed by a conclusion on whether the analysis supports or rejects your null hypothesis. Please also explain whether the conclusion is in line with your expectations, what the theory predicts or what the literature has found. If it is not, please provide some plausible explanations.