Ho latela "nihon keichai shimbun" e tlalehiloeng ka la 12 November Bridgestone e boetse e phatlalalitsoe hore theko ea theko e eketsehile.
Theko ea lekhetho ea teraka le libese ke 2% ntle le lihlahisoa tsa khoebo ea 2017. bona, Amerika Leboea ea 50% {9.}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}
Amerika Leboea, k'hamphani e na le karolo ea 40% ea {}}} Mathaoa a bophara ba theko