Note: Some graphs below can be clicked on for high-resolution versions.
2010
26 August 2010
2009
10 December 2009
29 September 2009
10 September 2009
27 August 2009
4 July 2009
10 June 2009
23 May 2009
19 May 2009
12 May 2009
21 April 2009
25 March 2009
10 February 2009
22 January 2009
15 January 2009
12 January 2009 - X-band
12 January 2009 - C-band
2008
22 December 2008
4 December 2008
19 November 2008
13 November 2008
30 September 2008
9 September 2008
24 June 2008
5 May 2008
25 April 2008
23 April 2008
8 April 2008
1 April 2008 (c)
1 April 2008 (b)
1 April 2008 (a)
5 February 2008 (b)
5 February 2008 (b, line)
24 January 2008
21 January 2008
2007
11 December 2007
6 December 2007
9 October 2007
6 September 2007
25 June 2007