Time,series_level_advance
01-Oct-1987,714.2
01-Jan-1988,738.4
01-Apr-1988,725
01-Jul-1988,719.7
01-Oct-1988,717.1
01-Jan-1989,751.4
01-Apr-1989,720.7
01-Jul-1989,735.2
01-Oct-1989,732.7
01-Jan-1990,710.9
01-Apr-1990,714.3
01-Jul-1990,700.6
01-Oct-1990,662.8
01-Jan-1991,630.2
01-Apr-1991,625.9
01-Jul-1991,651.2
01-Oct-1991,690.6
01-Jan-1992,666.1
01-Apr-1992,702.2
01-Jul-1992,721.2
01-Oct-1992,741.9
01-Jan-1993,776.4
01-Apr-1993,771.1
01-Jul-1993,811.8
01-Oct-1993,863.6
01-Jan-1994,896.7
01-Apr-1994,946.8
01-Jul-1994,963.2
01-Oct-1994,1004.9
01-Jan-1995,1030.8
01-Apr-1995,1015.8
01-Jul-1995,1041.3
01-Oct-1995,1014.7
01-Jan-1996,1022.5
01-Apr-1996,1035.1
01-Jul-1996,1092.7
01-Oct-1996,1096.9
01-Jan-1997,1139.4
01-Apr-1997,1185.7
01-Jul-1997,1208.4
01-Oct-1997,1217.9
01-Jan-1998,1289.2
01-Apr-1998,1309.1
01-Jul-1998,1330
01-Oct-1998,1369.8
01-Jan-1999,1393.3
01-Apr-1999,1399.5
01-Jul-1999,1650.5
01-Oct-1999,1685.4
01-Jan-2000,1724.2
01-Apr-2000,1860.8
01-Jul-2000,1877.9
01-Oct-2000,1858.9
01-Jan-2001,1795.8
01-Apr-2001,1681.6
01-Jul-2001,1619.6
01-Oct-2001,1514.7
01-Jan-2002,1594.6
01-Apr-2002,1584.7
01-Jul-2002,1582.8
01-Oct-2002,1595.3
01-Jan-2003,1612.1
01-Apr-2003,1605.5
01-Jul-2003,1644.5
01-Oct-2003,1705.3
01-Jan-2004,1744.7
01-Apr-2004,1818.4
01-Jul-2004,1866.3
01-Oct-2004,1895.1
01-Jan-2005,1969.7
01-Apr-2005,1879
01-Jul-2005,1895.6
01-Oct-2005,1965.1
01-Jan-2006,2013.4
01-Apr-2006,1971.7
01-Jul-2006,1958.7
01-Oct-2006,1908.2
01-Jan-2007,1854.4
01-Apr-2007,1831
01-Jul-2007,1841.3
01-Oct-2007,1810.5
01-Jan-2008,1766.6
01-Apr-2008,1686
01-Jul-2008,1693.7
01-Oct-2008,1648.5
01-Jan-2009,1329.8
01-Apr-2009,1471.9
01-Jul-2009,1496.8
01-Oct-2009,1601.8
01-Jan-2010,1677.8
01-Apr-2010,1800.6
01-Jul-2010,1846.1
01-Oct-2010,1740.3
01-Jan-2011,1797.5
01-Apr-2011,1781.2
01-Jul-2011,1796.6
01-Oct-2011,1867.4
01-Jan-2012,1903
01-Apr-2012,1934
01-Jul-2012,1900.9
01-Oct-2012,1925.8
01-Jan-2013,1991.8
01-Apr-2013,2523.8
01-Jul-2013,2583.1
01-Oct-2013,2649.4
01-Jan-2014,2602
01-Apr-2014,2691.8
01-Jul-2014,2710.2
01-Oct-2014,2800.2
01-Jan-2015,2790.1
01-Apr-2015,2832.5
01-Jul-2015,2823.5
01-Oct-2015,2842
01-Jan-2016,2827.2
01-Apr-2016,2769.6
01-Jul-2016,2805.5
01-Oct-2016,2877
01-Jan-2017,2898.4
01-Apr-2017,2911.5
01-Jul-2017,2967.535
01-Oct-2017,3002.99
01-Jan-2018,3064.373
01-Apr-2018,3317.055
01-Jul-2018,3412.143
01-Oct-2018,3474.724
01-Jan-2019,3510.615
01-Apr-2019,3432.376
01-Jul-2019,3411.382
01-Oct-2019,3362.955
01-Jan-2020,3314.949
01-Apr-2020,2817.672
01-Jul-2020,3314.547
01-Oct-2020,3522.864
01-Jan-2021,3495.185
01-Apr-2021,3510.32
01-Jul-2021,3604.304
01-Oct-2021,3868.934
01-Jan-2022,3925.271
01-Apr-2022,3810.523
01-Jul-2022,3665.154
01-Oct-2022,3666.902
01-Jan-2023,3573.078
01-Apr-2023,3629.237
01-Jul-2023,4096.064
01-Oct-2023,4132.083
01-Jan-2024,4150.992
01-Apr-2024,4248.005
01-Jul-2024,4372.958
01-Oct-2024,4315.357
01-Jan-2025,4533.684
01-Apr-2025,4363.02
01-Jul-2025,4379.749
