NTD Safety & Security Summary Data Set - Safety & Security Major-Only Time Series Data

Summary ("count") data submitted to the Safety & Security Module of the NTD. Reflects counts of incidents, fatalities, injuries, fires, collisions, etc.概述（数量）提交至NTD安全与安全模块的数据。反映事故、死亡、受伤、火灾、碰撞等事件的数量。