Battersea Stats - end-of-May update

MY win streak for Battersea has reached four games, considerably boosting my first-season numbers for the club (CLL is Central London League; LL is London League):
Event..............Colour...Grade...Opponent's Grade...Result
CLL................White.....169.........183............................L
CLL................White.....169.........197............................L
LL...................Black.....169.........158............................W
CLL................White.....169.........158............................W
LL....................Black.....169........204............................L
CLL................White......169........203.............................L
CLL..................Black.....169........180............................L
Eastman Cup...Black......169........199...........................D
CLL.................Black.....163.........172*...........................L
CLL.................White.....163.........153...........................W
LL...................White.....163.........188............................D
CLL.................Black.....163.........166............................L
LL...................White.....163.........150............................D
CLL.................Black.....163.........175............................D
CLL.................White.....163.........174............................L
LL....................White.....163.........169............................D
CLL.................White......163........159............................D
LL....................Black......163........165............................W
LL....................Black......163........172............................L
CLL.................White......163........161............................W
LL....................White......163........177............................W
LL....................White......163........167............................W
CLL....…….…..Black...…163...….148...…..…………….W
*Opponent has no official grade. Last published grade was 172 in 1997, which was pre-recalibration, and he was in the 180s before then.
Overall for Battersea I am +8=6-9 for a grading performance of 171.