"Year","Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec","Month","1998","1999","2000","2001","2002"
1998,12.54,12.6,12.64,12.69,12.73,12.77,12.79,12.85,12.88,12.92,12.95,12.99,"Jan",12.54,13.04,13.51,14.05,14.59
1999,13.04,13.06,13.1,13.15,13.19,13.24,13.28,13.3,13.35,13.38,13.4,13.44,"Feb",12.6,13.06,13.55,14.12,14.62
2000,13.51,13.55,13.59,13.64,13.67,13.73,13.76,13.81,13.86,13.93,13.97,14.03,"Mar",12.64,13.1,13.59,14.17,14.65
2001,14.05,14.12,14.17,14.21,14.24,14.29,14.33,14.38,14.43,14.46,14.52,14.56,"Apr",12.69,13.15,13.64,14.21,14.68
2002,14.59,14.62,14.65,14.68,14.7,14.75,14.78,14.82,14.87,,,,"May",12.73,13.19,13.67,14.24,14.7
,,,,,,,,,,,,,"Jun",12.77,13.24,13.73,14.29,14.75
,,,,,,,,,,,,,"Jul",12.79,13.28,13.76,14.33,14.78
,,,,,,,,,,,,,"Aug",12.85,13.3,13.81,14.38,14.82
,,,,,,,,,,,,,"Sep",12.88,13.35,13.86,14.43,14.87
,,,,,,,,,,,,,"Oct",12.92,13.38,13.93,14.46,
,,,,,,,,,,,,,"Nov",12.95,13.4,13.97,14.52,
,,,,,,,,,,,,,"Dec",12.99,13.44,14.03,14.56,