Popularity in England and Wales
Numbers
| Rio (masculine) | Rio (feminine) | |||||
| Year | Rank | Percent Used | Rank | Percent Used | ||
| 2023 | #157 | 0.112 | - | - | ||
| 2022 | #164 | 0.100 | - | - | ||
| 2021 | #180 | 0.092 | - | - | ||
| 2020 | #222 | 0.071 | - | - | ||
| 2019 | #222 | 0.070 | - | - | ||
| 2018 | #227 | 0.067 | - | - | ||
| 2017 | #241 | 0.064 | - | - | ||
| 2016 | #246 | 0.061 | - | - | ||
| 2015 | #267 | 0.054 | - | - | ||
| 2014 | #213 | 0.075 | - | - | ||
| 2013 | #222 | 0.065 | - | - | ||
| 2012 | #194 | 0.076 | - | - | ||
| 2011 | #160 | 0.097 | - | - | ||
| 2010 | #189 | 0.076 | - | - | ||
| 2009 | #157 | 0.097 | - | - | ||
| 2008 | #155 | 0.098 | - | - | ||
| 2007 | #162 | 0.092 | - | - | ||
| 2006 | #161 | 0.088 | #976 | 0.009 | ||
| 2005 | #156 | 0.090 | #824 | 0.011 | ||
| 2004 | #170 | 0.074 | #712 | 0.013 | ||
| 2003 | #171 | 0.072 | #855 | 0.010 | ||
| 2002 | #179 | 0.066 | #643 | 0.014 | ||
| 2001 | #297 | 0.030 | #532 | 0.018 | ||
| 2000 | #409 | 0.017 | #748 | 0.011 | ||
| 1999 | #400 | 0.018 | #567 | 0.016 | ||
| 1998 | #470 | 0.013 | #649 | 0.012 | ||
| 1997 | #629 | 0.008 | #478 | 0.019 | ||
| 1996 | - | - | #594 | 0.013 | ||
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