Time,series_level_advance
01-Oct-1987,459.6
01-Jan-1988,488.3
01-Apr-1988,489.2
01-Jul-1988,495.7
01-Oct-1988,490.4
01-Jan-1989,502.8
01-Apr-1989,510.2
01-Jul-1989,518
01-Oct-1989,514
01-Jan-1990,520.2
01-Apr-1990,506.5
01-Jul-1990,517.6
01-Oct-1990,513.2
01-Jan-1991,499.6
01-Apr-1991,493.9
01-Jul-1991,506.5
01-Oct-1991,506.9
01-Jan-1992,503.7
01-Apr-1992,511.7
01-Jul-1992,515.1
01-Oct-1992,530.8
01-Jan-1993,538.2
01-Apr-1993,564.9
01-Jul-1993,593.3
01-Oct-1993,623.8
01-Jan-1994,634.1
01-Apr-1994,659.1
01-Jul-1994,669.2
01-Oct-1994,708.2
01-Jan-1995,740.1
01-Apr-1995,764.6
01-Jul-1995,779
01-Oct-1995,725.3
01-Jan-1996,746.3
01-Apr-1996,744.5
01-Jul-1996,776.6
01-Oct-1996,789.4
01-Jan-1997,814.6
01-Apr-1997,837.8
01-Jul-1997,873.7
01-Oct-1997,866.5
01-Jan-1998,908.7
01-Apr-1998,957.5
01-Jul-1998,958.1
01-Oct-1998,996.5
01-Jan-1999,1010.3
01-Apr-1999,1038.5
01-Jul-1999,1245.4
01-Oct-1999,1241.9
01-Jan-2000,1304.6
01-Apr-2000,1426.2
01-Jul-2000,1436.3
01-Oct-2000,1433.6
01-Jan-2001,1442.2
01-Apr-2001,1324.5
01-Jul-2001,1279.8
01-Oct-2001,1248.4
01-Jan-2002,1226.8
01-Apr-2002,1183.6
01-Jul-2002,1182.8
01-Oct-2002,1183.2
01-Jan-2003,1172.7
01-Apr-2003,1191.7
01-Jul-2003,1224.9
01-Oct-2003,1158.7
01-Jan-2004,1189.8
01-Apr-2004,1198.1
01-Jul-2004,1241.7
01-Oct-2004,1276.3
01-Jan-2005,1303
01-Apr-2005,1279.5
01-Jul-2005,1298.4
01-Oct-2005,1314.2
01-Jan-2006,1364.6
01-Apr-2006,1297.5
01-Jul-2006,1330
01-Oct-2006,1332.8
01-Jan-2007,1330.2
01-Apr-2007,1347.6
01-Jul-2007,1382.7
01-Oct-2007,1412.7
01-Jan-2008,1398.8
01-Apr-2008,1431.3
01-Jul-2008,1428.3
01-Oct-2008,1352.2
01-Jan-2009,1190.6
01-Apr-2009,1290.6
01-Jul-2009,1280.2
01-Oct-2009,1278.1
01-Jan-2010,1298.3
01-Apr-2010,1354.7
01-Jul-2010,1387.2
01-Oct-2010,1403.1
01-Jan-2011,1420.2
01-Apr-2011,1400.2
01-Jul-2011,1467.5
01-Oct-2011,1471.9
01-Jan-2012,1476.2
01-Apr-2012,1489.3
01-Jul-2012,1478.2
01-Oct-2012,1506.2
01-Jan-2013,1530.3
01-Apr-2013,1971
01-Jul-2013,1979.2
01-Oct-2013,2013.5
01-Jan-2014,2012.1
01-Apr-2014,2079.1
01-Jul-2014,2127.7
01-Oct-2014,2154.8
01-Jan-2015,2151.1
01-Apr-2015,2185.3
01-Jul-2015,2222.1
01-Oct-2015,2214.7
01-Jan-2016,2179.9
01-Apr-2016,2167.3
01-Jul-2016,2191.2
01-Oct-2016,2205.5
01-Jan-2017,2247.1
01-Apr-2017,2292.4
01-Jul-2017,2322.7
01-Oct-2017,2365.7
01-Jan-2018,2400.8
01-Apr-2018,2701.5
01-Jul-2018,2715.7
01-Oct-2018,2768
01-Jan-2019,2782
01-Apr-2019,2761.4
01-Jul-2019,2737.8
01-Oct-2019,2732.4
01-Jan-2020,2664.9
01-Apr-2020,2526.7
01-Jul-2020,2644.8
01-Oct-2020,2746.2
01-Jan-2021,2807.5
01-Apr-2021,2865.2
01-Jul-2021,2885.8
01-Oct-2021,2899.3
01-Jan-2022,2970.4
01-Apr-2022,2974.9
01-Jul-2022,2942.4
01-Oct-2022,2964.7
01-Jan-2023,2994.1
01-Apr-2023,3049.1
01-Jul-2023,3272.1
01-Oct-2023,3300.3
01-Jan-2024,3338.6
01-Apr-2024,3393.6
01-Jul-2024,3532.8
01-Oct-2024,3519
01-Jan-2025,3595.5
01-Apr-2025,3617.2
01-Jul-2025,3687.8
01-Oct-2025,NaN
