3. Passenger Total, SSA to and from Vineyard avg. annual growth 1.5%

4. Autos total to and from Vineyard, 1991-2016 avg. annual growth 1.0%

5. Trucks carried to and from Vineyard, 1991-2016, avg. annual growth 3

6. Trucks carried to and from Vineyard, 2006-2016, avg. annual growth 2

7. Trucks carried to and from Vineyard, 2008-2016 avg. annual growth 3.7%

8. Comparison of avg. annual growth rates to Vineyard, different modes, 1991-2016
Passenger 1.5% Auto 1% Truck 3.4% (equiv. of 500 truck trips/day in May & June 2016; 50% more every decade, or doubling every 20 years)

9. Trucks < 20 ft vs. > 20 ft carried to Vineyard, Jan – July 2016 and 2017

18. Explanations
More rapid growth on the Vineyard than on the Cape