宗跳 meaning in Chinese

[旧时用语] clan pedigree

The number of serious fraud cases handled by the ccb rose from 79 in 2001 to 101 in 2002
商业罪案调查科处理的严重诈骗案数字由二一年的79宗跳升至二二年的101宗。
It has been reported that there have been four cases of people jumping off the tsing ma bridge to commit suicide since the bridge was open to traffic in 1997
问题：据报道，青马大桥自九七年正式通车以来，已经先后发生了四宗跳桥自杀事件。