"1991-01" 11.4 13 4.2
"1991-02" 4.5 8 1.4
"1991-03" 10.6 24.2 4.5
"1991-04" 17.5 46.1 8.2
"1991-05" 27.6 58 10.3
"1991-06" 36.1 40.5 12.1
"1991-07" 49.3 51.1 15.3
"1991-08" 43.3 80.3 17.6
"1991-09" 26.1 52.7 13.9
"1991-10" 64.5 112.7 27.6
"1991-11" 54.8 94.5 20.2
"1991-12" 45.4 77 17.6
"1992-01" 45.4 59.5 21.1
"1992-02" 54.1 93.6 24.5
"1992-03" 61.6 138.7 30.4
"1992-04" 40.5 160.5 33.7
"1992-05" 70.4 137.3 36.9
"1992-06" 58.5 73.7 22.7
"1992-07" 75 73.7 22
"1992-08" 60.7 106.9 26.6
"1992-09" 45.7 97.8 25.8
"1992-10" 64.3 137.8 35
"1992-11" 78.5 133.3 35.5
"1992-12" 46.8 87.6 23.3
"1993-01" 46.1 73.8 22.1
"1993-02" 57.2 101.3 21.5
"1993-03" 73.2 159.8 30
"1993-04" 57.3 166.8 34.3
"1993-05" 64.5 141.5 37.4
"1993-06" 64.8 82.9 27.4
"1993-07" 80.4 79.8 24.3
"1993-08" 55.9 103.9 24.4
"1993-09" 33.8 85.8 23.8
"1993-10" 69.3 154.8 36
"1993-11" 59.5 143.7 31.9
"1993-12" 49.3 85.5 25.3
"1994-01" 50.3 80.6 27.8
"1994-02" 58.2 127.4 29.5
"1994-03" 70.4 171.8 34.1
"1994-04" 53.6 195.8 37.5
"1994-05" 54.2 144.8 33.5
"1994-06" 57.6 72.9 27.1
"1994-07" 63 85.1 30.1
"1994-08" 54.7 106 29.3
"1994-09" 33.8 78.5 34.9
"1994-10" 69.8 201.4 54.9
"1994-11" 72.3 143.3 38.1
"1994-12" 52.1 91.5 29.7
"1995-01" 52.4 88.4 33.2
"1995-02" 59.9 123.6 31.3
"1995-03" 74.7 180.7 44.9
"1995-04" 51.8 191.2 48.4
"1995-05" 73.5 165.1 53.4
"1995-06" 67.9 101.7 40.3
"1995-07" 82.3 101.9 40.9
"1995-08" 70.6 125.3 39
"1995-09" 45.4 125.6 49.3
"1995-10" 73.6 201.3 73.9
"1995-11" 68.2 155.2 54.3
"1995-12" 48.9 102.8 37.2
"1996-01" 59 113 60.3
"1996-02" 71.3 165.2 67.7
"1996-03" 69.3 197.9 65.4
"1996-04" 44.5 170.4 61.1
"1996-05" 58.6 136.1 55.9
"1996-06" 56.4 73.8 37.9
"1996-07" 64.3 74.3 30
"1996-08" 52.9 100.5 38.9
"1996-09" 33.1 91.7 35.5
"1996-10" 63.9 169.4 53.5
"1996-11" 54.9 116.8 39.6
"1996-12" 50.8 88.2 42.5
"1997-01" 50.2 83.1 41.6
"1997-02" 46.5 121.2 42.8
"1997-03" 60.5 149.3 57.1
"1997-04" 48.5 161.2 52
"1997-05" 61.3 124.3 52.7
"1997-06" 62.6 68.5 39.1
"1997-07" 77.8 76.4 40.5
"1997-08" 57 91.7 36.6
"1997-09" 45 89.5 38
"1997-10" 51.5 111.3 38.5
"1997-11" 72.9 103.6 45.3
"1997-12" 53.4 75.8 33.4
"1998-01" 56.5 62.3 25.4
"1998-02" 55.2 85.6 28
"1998-03" 64.1 97.3 36.3
"1998-04" 51.3 119.3 36.6
"1998-05" 63.6 107.5 39.2
"1998-06" 71.9 75 30.2
"1998-07" 73.4 68.9 30.2
"1998-08" 67.1 95.6 29
"1998-09" 44.5 76.3 29.7
"1998-10" 77.5 137.1 46.3
"1998-11" 84.3 111 40.8
"1998-12" 0 0 0
"1999-01" 61.8 68.2 31.8
"1999-02" 60.1 100.8 34.9
"1999-03" 83.1 125.8 45.5
"1999-04" 64.9 149.2 44
"1999-05" 69.8 128.2 41.9
"1999-06" 78.2 83.1 37.6
"1999-07" 91.5 91.8 37.9
"1999-08" 75.6 124.3 37.6
"1999-09" 50.1 105.4 44.1
"1999-10" 98.8 214.7 71
"1999-11" 120.7 169.5 65.3
"1999-12" 57.7 90.3 40.6
"2000-01" 62.8 93.4 43.1
"2000-02" 83.9 147.8 64.8
"2000-03" 104.1 211.4 74.7
"2000-04" 76.8 194.5 59
"2000-05" 123.1 188.9 79.2
"2000-06" 125.1 123.7 60.6
"2000-07" 118.1 109.2 57
"2000-08" 87.5 134 51.2
"2000-09" 69.1 164.6 66.3
"2000-10" 46.4 97.7 43.8
"2000-11" 26.9 54.1 27.1
"2000-12" 26.5 40.3 28.6
"2001-01" 49.3 37.7 31.3
"2001-02" 41.6 47.8 23.1
"2001-03" 46.8 52.5 29
"2001-04" 37.4 59.8 25.6
"2001-05" 37.7 49.2 28.7
"2001-06" 48.5 31.8 19.3
"2001-07" 34.9 30.9 18.5
"2001-08" 28.6 37.6 14.4
"2001-09" 14.7 22.2 11.7
"2001-10" 15.6 23.7 12.6
"2001-11" 17.5 22.5 10
"2001-12" 19.9 24.5 20.1
"2002-01" 30.2 22.7 24.4
"2002-02" 17.9 25.3 15.3
"2002-03" 26 27.5 11.9
"2002-04" 11.2 19.4 6.9
"2002-05" 15.3 19.7 10.1
"2002-06" 18.6 17.8 10.7
"2002-07" 23.1 21 10.7
"2002-08" 21.4 36.1 11.5
"2002-09" 15.9 17.7 10.1
"2002-10" 20.1 26.1 11.6
"2002-11" 18.7 24.5 9.6
"2002-12" 30 32.9 21.9
"2003-01" 33.2 25.9 24.2
"2003-02" 17.7 21.7 11.5
"2003-03" 9.7 10.8 5.6
"2003-04" 18.3 23.2 6
"2003-05" 24 30.1 9.4
"2003-06" 30.5 28 10.9
"2003-07" 37 30.1 16.5
"2003-08" 45.4 66.2 15
"2003-09" 17.4 23.4 10.9
"2003-10" 35.1 38.5 14.7
"2003-11" 41.5 38.7 12.9
"2003-12" 47.3 39.9 28.4
"2004-01" 52.8 31.4 32.8
"2004-02" 33.1 40.4 15.2
"2004-03" 33.1 37.1 17.3
"2004-04" 40.2 56.2 18
"2004-05" 44.2 45.5 20.1
"2004-06" 55.6 33.4 19.3
"2004-07" 63.7 40.4 22.6
"2004-08" 58.9 82.5 22.1
"2004-09" 34.1 32.6 14.9
"2004-10" 45.5 54.6 18.7
"2004-11" 51.5 41 24.9
"2004-12" 55.8 45.7 38.4
"2005-01" 58.5 42.3 39.6
"2005-02" 42.7 50.4 18.6
"2005-03" 70.5 67.1 23.7
"2005-04" 53.5 78.6 24.1
"2005-05" 68.3 82.5 30.2
"2005-06" 86.7 53.2 31.8
"2005-07" 104 66.8 38
"2005-08" 63 98.4 26.8
"2005-09" 53.7 73 25.5
"2005-10" 49.2 77.6 24.9
"2005-11" 89.9 82.5 35.4
"2005-12" 76.7 65.3 31.7
"2006-01" 79.5 61 43
"2006-02" 62.7 79.5 49.5
"2006-03" 93.5 84.6 69.7
"2006-04" 67.4 128.5 53.5
"2006-05" 96.3 99.3 45.4
"2006-06" 110.3 62.6 44.1
"2006-07" 78.5 52.8 32.7
"2006-08" 28.8 69 12.8
"2006-09" 19.2 32.6 14.4
"2006-10" 48.9 70.2 28.1
"2006-11" 56.5 66 28.3
"2006-12" 69.6 57.6 35
"2007-01" 70.3 55.9 36
"2007-02" 57 72.3 45.8
"2007-03" 73.7 92.5 68.5
"2007-04" 70.8 130.2 49.9
"2007-05" 90.2 107.7 49.6
"2007-06" 116.4 77.2 42.7
"2007-07" 113.5 83.3 44.6
"2007-08" 85.3 144.6 36
"2007-09" 45.6 81.7 30.9
"2007-10" 95.5 151.8 55.6
"2007-11" 90 119.5 50.4
"2007-12" 86.9 80.5 45.1
"2008-01" 98.2 86.5 43.5
"2008-02" 78.2 107.8 53.5
"2008-03" 116.9 144.4 75.6
"2008-04" 88.9 165.2 63
"2008-05" 148.9 153.9 63
"2008-06" 125 95 44.3
"2008-07" 128.2 101.4 41.5
"2008-08" 82.3 148.6 31.2
"2008-09" 69.8 132.9 44.3
"2008-10" 76.3 176.5 51.6
"2008-11" 106.7 161.9 52.8
"2008-12" 86.2 91.1 38
"2009-01" 67.4 59.6 55.5
"2009-02" 58.6 74.4 45.8
"2009-03" 78.1 106.3 40.8
"2009-04" 56.6 128.9 30.6
"2009-05" 77.3 121.2 35.9
"2009-06" 89.5 73.3 28.3
"2009-07" 90.3 80 31.2
"2009-08" 61 124.3 28.5
"2009-09" 44.9 97.8 35.7
"2009-10" 94.2 173.3 43.3
"2009-11" 92.5 134.8 49
"2009-12" 73.1 81.5 57.4
"2010-01" 71.8 78 50.3
"2010-02" 74.5 110.7 36.3
"2010-03" 97.9 155.6 46.2
"2010-04" 88.3 174.7 54.8
"2010-05" 117.8 158.9 46.1
"2010-06" 122.1 92.6 39
"2010-07" 100.6 89.7 33.6
"2010-08" 75.6 132.1 27.2
"2010-09" 53.3 97.8 33.8
"2010-10" 139.5 215.3 65
"2010-11" 111.1 148.4 60.2
"2010-12" 80.6 94 63.7
"2011-01" 87 92.9 57
"2011-02" 76 122.7 53.5
"2011-03" 111.9 169.1 45.8