Passage: In 2009, 80.6% of Fort Worth (city) commuters drive to work alone. The 2009 modal share for Fort Worth (city) commuters are 11.7% for carpooling, 1.5% for transit, 1.2% for walking, and .1% for cycling. In 2015, the American Community Survey estimated modal shares for Fort Worth (city) commuters of 82% for driving alone, 12% for carpooling, .8% for riding transit, 1.8% for walking, and .3% for cycling. The city of Fort Worth has a lower than average percentage of households without a car. In 2015, 6.1 percent of Fort Worth households lacked a car, and decreased to 4.8 percent in 2016. The national average was 8.7 percent in 2016. Fort Worth averaged 1.83 cars per household in 2016, compared to a national average of 1.8.
How many percentage points did the most common form of transportation increase by between 2009 and 2015? What is the least used method of transportation for Fort Worth commuters? Which methods of transportation increased use from 2009 to 2015?