Over 46,000 km of roadway - that's a lot of trains!
One of the most common ways of getting across the country is taking a train. Basically, people pay their local stations in order to get the service they desire.. which is transportation!
1400+ Airports!
Ever wonder why there are so many Canadians in the US? Asides from them being able to afford a passport or just somehow sneaking their way across the border, they simply fly in! To keep their customers happy, hundreds of Canadian airplanes lift off into the sky and get them where they need to be.
Take a peek at this:
Due to an increase in their labor force which raises the amount of construction workers, the curve is shifted rightward. Therefore more land can be developed into roadways (or roadways may be destroyed for more land).