Examine the charts above showing the percentage share of total passengers by main airport in Ireland in 2005 and 2013, and answer each of the following questions - Leaving Cert Geography - Question 12 - 2016

In 2005, Shannon Airport had the second largest percentage share of total passengers at 10.8%.

In 2005, Shannon Airport's percentage share was 10.8%, and in 2013 it was 2.7%. The decrease in percentage share is calculated as follows:

$10.8\% - 2.7\% = 8.1\%$

Thus, Shannon Airport's percentage share decreased by 8.1%.

A decrease in passenger numbers at Shannon Airport could lead to reduced economic activity in the Shannon Region, particularly in sectors dependent on tourism, such as hospitality, retail, and transportation. This decline in economic activity could result in job losses and lower income levels for local businesses that rely on travelers.