Time,series_level_advance
01-Oct-1987,384.4
01-Jan-1988,396.2
01-Apr-1988,408.1
01-Jul-1988,411
01-Oct-1988,412.5
01-Jan-1989,413.1
01-Apr-1989,423.8
01-Jul-1989,440
01-Oct-1989,421.6
01-Jan-1990,437.1
01-Apr-1990,427.7
01-Jul-1990,430
01-Oct-1990,419.9
01-Jan-1991,403.9
01-Apr-1991,408
01-Jul-1991,410.4
01-Oct-1991,412.1
01-Jan-1992,429.9
01-Apr-1992,429.3
01-Jul-1992,439
01-Oct-1992,453.3
01-Jan-1993,455.2
01-Apr-1993,468.8
01-Jul-1993,493
01-Oct-1993,509.9
01-Jan-1994,522.9
01-Apr-1994,522.8
01-Jul-1994,532.2
01-Oct-1994,552.4
01-Jan-1995,548.2
01-Apr-1995,550.5
01-Jul-1995,570.4
01-Oct-1995,590.1
01-Jan-1996,600.2
01-Apr-1996,619.3
01-Jul-1996,614.4
01-Oct-1996,619.7
01-Jan-1997,647.9
01-Apr-1997,628.5
01-Jul-1997,653.8
01-Oct-1997,660.3
01-Jan-1998,687.7
01-Apr-1998,727.4
01-Jul-1998,729.4
01-Oct-1998,770.1
01-Jan-1999,796.4
01-Apr-1999,809.8
01-Jul-1999,819.9
01-Oct-1999,844.5
01-Jan-2000,898.1
01-Apr-2000,889.4
01-Jul-2000,902.9
01-Oct-2000,895.5
01-Jan-2001,921.5
01-Apr-2001,935.9
01-Jul-2001,942
01-Oct-2001,1019.8
01-Jan-2002,1000.5
01-Apr-2002,981.7
01-Jul-2002,1032
01-Oct-2002,1012.9
01-Jan-2003,1007.7
01-Apr-2003,1057.9
01-Jul-2003,1126.6
01-Oct-2003,1071.4
01-Jan-2004,1058.1
01-Apr-2004,1068.7
01-Jul-2004,1117.3
01-Oct-2004,1136.6
01-Jan-2005,1129
01-Apr-2005,1144.9
01-Jul-2005,1173.5
01-Oct-2005,1114.7
01-Jan-2006,1171.2
01-Apr-2006,1189.1
01-Jul-2006,1214.5
01-Oct-2006,1226.5
01-Jan-2007,1243.5
01-Apr-2007,1228.2
01-Jul-2007,1241.8
01-Oct-2007,1254.7
01-Jan-2008,1228.7
01-Apr-2008,1227.7
01-Jul-2008,1182.5
01-Oct-2008,1107.7
01-Jan-2009,1133.9
01-Apr-2009,1067.5
01-Jul-2009,1127.2
01-Oct-2009,1120.3
01-Jan-2010,1154.2
01-Apr-2010,1159.6
01-Jul-2010,1175.2
01-Oct-2010,1238.5
01-Jan-2011,1268.8
01-Apr-2011,1263.1
01-Jul-2011,1273
01-Oct-2011,1322.7
01-Jan-2012,1374.5
01-Apr-2012,1332.8
01-Jul-2012,1362.9
01-Oct-2012,1409.1
01-Jan-2013,1436.1
01-Apr-2013,1324.2
01-Jul-2013,1348.5
01-Oct-2013,1368.1
01-Jan-2014,1360.5
01-Apr-2014,1400.2
01-Jul-2014,1424.9
01-Oct-2014,1457.5
01-Jan-2015,1457.4
01-Apr-2015,1455.9
01-Jul-2015,1482.2
01-Oct-2015,1497.5
01-Jan-2016,1489.4
01-Apr-2016,1555.8
01-Jul-2016,1596.7
01-Oct-2016,1646.4
01-Jan-2017,1637.7
01-Apr-2017,1672.7
01-Jul-2017,1711.5
01-Oct-2017,1770.6
01-Jan-2018,1754
01-Apr-2018,1664.9
01-Jul-2018,1690.1
01-Oct-2018,1701.6
01-Jan-2019,1669.2
01-Apr-2019,1758.7
01-Jul-2019,1792
01-Oct-2019,1803.2
01-Jan-2020,1728.8
01-Apr-2020,1745.7
01-Jul-2020,2027
01-Oct-2020,2028
01-Jan-2021,2205.6
01-Apr-2021,2307.4
01-Jul-2021,2147
01-Oct-2021,2167.1
01-Jan-2022,2194
01-Apr-2022,2188.8
01-Jul-2022,2254.4
01-Oct-2022,2257.3
01-Jan-2023,2336.7
01-Apr-2023,2335.8
01-Jul-2023,2058.4
01-Oct-2023,2077.1
01-Jan-2024,2063.8
01-Apr-2024,2070.3
01-Jul-2024,2062.2
01-Oct-2024,2119.2
01-Jan-2025,2102.4
01-Apr-2025,2120.2
01-Jul-2025,2140.4
01-Oct-2025,NaN
