1990	1	5.4
1990	2	5.3
1990	3	5.2
1990	4	5.4
1990	5	5.4
1990	6	5.2
1990	7	5.5
1990	8	5.7
1990	9	5.9
1990	10	5.9
1990	11	6.2
1990	12	6.3
1991	1	6.4
1991	2	6.6
1991	3	6.8
1991	4	6.7
1991	5	6.9
1991	6	6.9
1991	7	6.8
1991	8	6.9
1991	9	6.9
1991	10	7
1991	11	7
1991	12	7.3
1992	1	7.3
1992	2	7.4
1992	3	7.4
1992	4	7.4
1992	5	7.6
1992	6	7.8
1992	7	7.7
1992	8	7.6
1992	9	7.6
1992	10	7.3
1992	11	7.4
1992	12	7.4
1993	1	7.3
1993	2	7.1
1993	3	7
1993	4	7.1
1993	5	7.1
1993	6	7
1993	7	6.9
1993	8	6.8
1993	9	6.7
1993	10	6.8
1993	11	6.6
1993	12	6.5
1994	1	6.6
1994	2	6.6
1994	3	6.5
1994	4	6.4
1994	5	6.1
1994	6	6.1
1994	7	6.1
1994	8	6
1994	9	5.9
1994	10	5.8
1994	11	5.6
1994	12	5.5
1995	1	5.6
1995	2	5.4
1995	3	5.4
1995	4	5.8
1995	5	5.6
1995	6	5.6
1995	7	5.7
1995	8	5.7
1995	9	5.6
1995	10	5.5
1995	11	5.6
1995	12	5.6
1996	1	5.6
1996	2	5.5
1996	3	5.5
1996	4	5.6
1996	5	5.6
1996	6	5.3
1996	7	5.5
1996	8	5.1
1996	9	5.2
1996	10	5.2
1996	11	5.4
1996	12	5.4
1997	1	5.3
1997	2	5.3
1997	3	5.2
1997	4	5.1
1997	5	4.9
1997	6	5
1997	7	4.9
1997	8	4.8
1997	9	4.9
1997	10	4.7
1997	11	4.6
1997	12	4.7
1998	1	4.7
1998	2	4.6
1998	3	4.7
1998	4	4.4
1998	5	4.4
1998	6	4.5
1998	7	4.5
1998	8	4.5
1998	9	4.5
1998	10	4.5
1998	11	4.4
1998	12	4.4
1999	1	4.3
1999	2	4.4
1999	3	4.2
1999	4	4.4
1999	5	4.2
1999	6	4.3
1999	7	4.3
1999	8	4.2
1999	9	4.2
1999	10	4.1
1999	11	4.1
1999	12	4.1
2000	1	4
2000	2	4.1
2000	3	4
2000	4	4
2000	5	4.1
2000	6	4
2000	7	4
2000	8	4.1
2000	9	3.9
2000	10	3.9
2000	11	4
2000	12	4
2001	1	4.2
2001	2	4.2
2001	3	4.3
2001	4	4.5
2001	5	4.4
2001	6	4.5
2001	7	4.5
2001	8	4.9
