两年期英债收益率上半年累跌大约58个基点，2/10年期英债利差扩大约67个基点

Group 1 - The yield on the UK 10-year government bonds fell by 1.5 basis points to 4.489% on June 30, with a cumulative increase of 7.9 basis points in the first half of the year, trading within a range of 4.921%-4.363% [1] - The yield on the 2-year UK bonds decreased by 2.2 basis points to 3.817%, with a cumulative decline of 57.9 basis points in the first half of the year, having reached 4.633% on January 9 before consistently declining and falling below 3.800% multiple times in May [1] - In the first half of the year, the yield on the 30-year UK bonds increased by 3.5 basis points, while the yield on the 50-year UK bonds decreased by 9.5 basis points [1] Group 2 - The yield spread between the 2-year and 10-year UK bonds increased by a cumulative 50.172 basis points to +66.967 basis points, showing a continuous upward trend, peaking at +84.583 basis points on April 9, and subsequently fluctuating above +60 basis points [1]