This information is provided to help users with physical or technical constraints access the content on this website.

Keyboard and navigation shortcuts
To navigate without a mouse

To navigate this website without a mouse, use the following keys. Some keystrokes may not work with every internet browser.

IF you want to...

THEN select

Move forward from link to link or to controls


Move backward from link to link or to controls

Shift + Tab

To enlarge the font size

CTRL + Plus Key

To decrease the font size

CTRL + Minus Key

Select buttons


Move from box to box


Open a List Box

ALT + Down arrow

Read the previous screen

CTRL + Page Up

Read the next screen

CTRL + Page Down

Go to the top of the page

CTRL + Home

Go to the bottom of the page

CTRL + End

Close the current window (in Internet Explorer)


Refresh the screen


Go back a page

ALT + Left Arrow

Go forward a page

ALT + Right Arrow

To disable our stylesheet*

In your browser, go to View > Page style >choose "No style"

Or use Alt+V+N for no stylesheet.

* has more information on the use of stylesheets

File formats

Most of our documents are presented in PDF or HTML format.

PDFs are version 5.0 or later, and are accessible through Adobe Reader. Download the free Adobe Reader.

Certain browsers will not open PDFs in the browser window. We recommend that you download the PDF to your device first and then open it.

Spreadsheets for the statistics tables are Excel files (.xls or .xlsx) and are often accompanied by a HTML version.

Some of our videos are accompanied by transcripts.

Please contact [email protected] for assistance if the information you require isn't accessible to you on this website.