More and more owner of motorcycle

In Developed countries has motorbike is assumed [by] a real ordinary thing, different with flower nations of all main roads / protocol always pass by quickly motorcycle
. Why that way ? Mostly in Transportation problem developed countries have been overcome with mass transportation ( either train, bus or other). Beside accuracy of time expense of also cheaper relative.
This hardly leaving for back with Developing countries, besides tranportasi is less, as for often mistimes and its(the cost is also expensive. SO for they are better buys motorbike. Though if it is thought farther level of contamination of pollution would be more and requires more gasoline also.