Which means that we are now in a position where we have reduced traffic across this toll cordon with 20 percent, and reduced congestion by enormous numbers, and people aren't even aware that they have changed, and they honestly believe that they have liked this all along.
つまりは 我々は この通行料金の課金によって 20％の交通量を減らし 渋滞を大幅に軽減したわけですが 人々は自分が変わったことにも気付かず 素直にずっと渋滞料金を支持していた と信じているのです