user: Question: When 4.5 is the percentage of change how many population counts were made for 2011?
Columns: ['Name', 'Population (2011)', 'Population (2006)', 'Change (%)', 'Land area (km²)', 'Population density (per km²)']
Types: ['text', 'real', 'real', 'text', 'text', 'text']
Sample row: ['Air Ronge', 1043.0, 1032.0, '1.1', '6.00', '173.8']
SQL:

assistant: SELECT COUNT("Population (2011)") FROM "Table" WHERE "Change (%)" = '4.5';