2019-01-30
Initial by SB, with 40 routes and a total distance of 38583.1060.
2019-11-06, after 280 days
SCR improved total distance by 1557.0892.
From 38583.1060 to 37026.0168 (by 4.0357%).
2020-01-21, after 76 days
SCR improved total distance by 242.1406.
From 37026.0168 to 36783.8762 (by 0.6540%).
2020-12-01, after 315 days
HW improved total distance by 7.5848.
From 36783.8762 to 36776.2914 (by 0.0206%).
2020-12-02, after 1 days
SCR improved total distance by 55.9261.
From 36776.2914 to 36720.3653 (by 0.1521%).
2021-01-16, after 45 days
HW improved total distance by 78.7625.
From 36720.3653 to 36641.6028 (by 0.2145%).
2021-12-21, after 339 days
SCR improved routes number by 1.
From 40 to 39.