Final RPICH Index

Year Cornell
2003 1
2004 19
2005 4
2006 8
2007 23
2008 19
2009 11
2010 8
2011 28
2012 14
2013 23
2014 16
2015 37
2016 16
2017 13
2018 3
2019 13
2020 3
2022  
2023 10
2024 12