SubTheme,Year,Percentage Culture,1995,0.15 Culture,1996,0.21 Culture,1997,0.32 Culture,1998,0.13 Culture,1999,0.25 Culture,2000,0.17 Culture,2001,0.17 Culture,2002,0.11 Culture,2003,0.27 Culture,2004,0.23 Culture,2005,0.35 Culture,2006,0.24 Culture,2007,0.42 Culture,2008,0.28 Culture,2009,0.33 Culture,2010,0.34 Culture,2011,0.38 Culture,2012,0.27 Culture,2013,0.27 Culture,2014,0.31 Culture,2015,0.29 Culture,2016,0.29 Culture,2017,0.34 Culture,2018,0.35 Culture,2019,0.33 Culture,2020,0.31 Culture,2021,0.35 Culture,2022,0.37 Culture,2023,0.29 Practice and Technology,1995,0.04 Practice and Technology,1996,0.04 Practice and Technology,1997,0.12 Practice and Technology,1998,0.13 Practice and Technology,1999,0.11 Practice and Technology,2000,0.0 Practice and Technology,2001,0.14 Practice and Technology,2002,0.04 Practice and Technology,2003,0.13 Practice and Technology,2004,0.13 Practice and Technology,2005,0.06 Practice and Technology,2006,0.16 Practice and Technology,2007,0.08 Practice and Technology,2008,0.14 Practice and Technology,2009,0.12 Practice and Technology,2010,0.12 Practice and Technology,2011,0.14 Practice and Technology,2012,0.14 Practice and Technology,2013,0.13 Practice and Technology,2014,0.15 Practice and Technology,2015,0.11 Practice and Technology,2016,0.12 Practice and Technology,2017,0.15 Practice and Technology,2018,0.11 Practice and Technology,2019,0.13 Practice and Technology,2020,0.11 Practice and Technology,2021,0.18 Practice and Technology,2022,0.12 Practice and Technology,2023,0.17 Theories,1995,0.44 Theories,1996,0.29 Theories,1997,0.18 Theories,1998,0.0 Theories,1999,0.19 Theories,2000,0.83 Theories,2001,0.27 Theories,2002,0.64 Theories,2003,0.11 Theories,2004,0.31 Theories,2005,0.12 Theories,2006,0.24 Theories,2007,0.12 Theories,2008,0.2 Theories,2009,0.14 Theories,2010,0.15 Theories,2011,0.13 Theories,2012,0.2 Theories,2013,0.15 Theories,2014,0.17 Theories,2015,0.2 Theories,2016,0.18 Theories,2017,0.15 Theories,2018,0.16 Theories,2019,0.18 Theories,2020,0.15 Theories,2021,0.16 Theories,2022,0.13 Theories,2023,0.16 Urban study,1995,0.37 Urban study,1996,0.46 Urban study,1997,0.38 Urban study,1998,0.75 Urban study,1999,0.45 Urban study,2000,0.0 Urban study,2001,0.42 Urban study,2002,0.21 Urban study,2003,0.49 Urban study,2004,0.33 Urban study,2005,0.47 Urban study,2006,0.36 Urban study,2007,0.37 Urban study,2008,0.37 Urban study,2009,0.41 Urban study,2010,0.39 Urban study,2011,0.34 Urban study,2012,0.4 Urban study,2013,0.44 Urban study,2014,0.36 Urban study,2015,0.4 Urban study,2016,0.4 Urban study,2017,0.36 Urban study,2018,0.38 Urban study,2019,0.37 Urban study,2020,0.42 Urban study,2021,0.3 Urban study,2022,0.38 Urban study,2023,0.38