两年期德债收益率上半年累跌22个基点，30年期德债收益率则涨超50个基点

Group 1 - The yield on Germany's 10-year government bonds increased by 1.5 basis points to 2.607%, with a cumulative rise of 10.7 basis points in June and 24.0 basis points in the first half of the year [1] - The 2-year German bond yield rose by 0.1 basis points to 1.861%, with a cumulative increase of 8.6 basis points in June and a decline of 22.1 basis points in the first half of the year [1] - The 30-year German bond yield increased by 3.0 basis points to 3.100%, with a cumulative rise of 12.0 basis points in June and 50.3 basis points in the first half of the year [1] Group 2 - The yield spread between 2-year and 10-year German bonds increased by 1.328 basis points to +74.109 basis points, with a cumulative rise of 1.891 basis points in June and 46.103 basis points in the first half of the year [1] - The overall trading range for the 2/10-year yield spread was between +22.108 basis points and +97.406 basis points, with a peak reached in April [1]