Bivariate statistics.

(*— significant at 0.01 level of significance, ** — significant at 0.05 level of significance).Legend: 1 – Gender, 2 – Age, 3 – Educational level, 4 – Marital status, 5 – Nature of industry, 6 – Current employment level, 7 – Income level, 8 – Frequency of volunteering, 9 – Duration of volunteering, 10 – Nature of contact, 11 – Self esteem, 12 – Employer encouragement, 13 – Job performance, 14 – Life satisfaction.注：* 表示在0.01显著性水平上具有统计学意义，** 表示在0.05显著性水平上具有统计学意义。图例：1 – 性别，2 – 年龄，3 – 受教育程度，4 – 婚姻状况，5 – 行业性质，6 – 当前在职层级，7 – 收入水平，8 – 志愿服务频率，9 – 志愿服务时长，10 – 接触性质，11 – 自尊水平，12 – 雇主鼓励，13 – 工作绩效，14 – 生活满意度。