"anio","sbc","prop_sbc"
"1996",140069,0.0398920114089062
"1997",161740.25,0.0423165515962085
"1998",179796.25,0.0440237762732606
"1999",179947.25,0.0444506432843735
"2000",184365,0.0461431985897623
"2001",182880.25,0.0466459763851241
"2002",151583,0.0430181587638895
"2003",166805.5,0.0447348568250187
"2004",192530.5,0.046019551027896
"2005",226763.25,0.0483186466370323
"2006",258125.75,0.0502276216772153
"2007",289591.5,0.0518409260321409
"2008",304936.75,0.0514624636571167
"2009",295327,0.0505517952334512
"2010",302351.25,0.0504474996743284
"2011",324161.5,0.0515989536997995
"2012",321921.5,0.0505646837204923
"2013",319630.75,0.0497560286117897
"2014",312951,0.0486351886081973
"2015",320081.5,0.0486417458669887
"2016",310076,0.0473724927617104
"2017",312980,0.0474059075549208
"2018",316936.75,0.0478700451034879
"2019",315869,0.048815723883903
"2020",306843.75,0.0495933236345446
"2021",324340.75,0.0516881025287892
"2022",343999.25,0.0523844214786647