Main provider of the enterprises activities linked to ICT security by accounting group. Share of enterprises. Year 2018 - 2022
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Main provider of the enterprises activities linked to ICT security by providers, study domain, observations and year
该数据集为按提供方、研究领域、观测项及年度维度划分的、与信息通信技术安全（ICT Security）相关的企业活动核心提供方数据
