Year | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 |
Jan | 4.66 | 2.95 | 4.65 | 3.97 | 0.44 | 2.98 | 2.71 | 2.51 | 6.48 |
Feb | 1.64 | 0.62 | 2.48 | 1.44 | 5.82 | 11.44 | 6.91 | 3.41 | 1.08 |
Mar | 3.33 | 4.59 | 10.84 | 6.1 | 1.9 | 1.07 | 1.94 | 0.5 | 2.07 |
Apr | 0.75 | 0.41 | 1.29 | 4.51 | 10.53 | 5.97 | 1.81 | 4.38 | 3.62 |
May | 3.8 | 0.33 | 1.3 | 0.84 | 0.01 | 12.4 | 5.62 | 0.85 | 7.28 |
Jun | 8.25 | 5.54 | 24.26 | 9.64 | 10.92 | 8.87 | 5.11 | 0.47 | 7.7 |
Jul | 5.79 | 1.6 | 5.85 | 6.14 | 9.17 | 9.39 | 6.54 | 5.63 | 7.44 |
Aug | 2.18 | 4.35 | 6.93 | 5.16 | 4.06 | 3.61 | 7.64 | 7.7 | 2.01 |
Sept | 4.36 | 6.5 | 3.04 | 8.67 | 3.06 | 1.94 | 4.78 | 3.73 | 6.67 |
Oct | 8.84 | 0.84 | 5.29 | 12.95 | 3.86 | 8.98 | 0 | 7.6 | 3.91 |
Nov | 1.06 | 14.01 | 1 | 6.46 | 6.79 | 8.03 | 1.71 | 3.86 | 1.04 |
Dec | 4.91 | 2.34 | 2.31 | 7.1 | 2.77 | 1.88 | 3.79 | 12.86 | 4.7 |
Annual | 49.57 | 44.08 | 69.24 | 72.98 | 59.33 | 76.56 | 48.56 | 53.5 | 54 |