2019-01-17
Initial by CVB2, with 31 routes and a total distance of 30465.3885.
2019-11-06, after 293 days
SCR improved total distance by 461.0862.
From 30465.3885 to 30004.3023 (by 1.5135%).
2020-01-21, after 76 days
SCR improved total distance by 478.7313.
From 30004.3023 to 29525.5710 (by 1.5955%).
2021-12-21, after 700 days (2 year)
SCR improved routes number by 1.
From 31 to 30.