Popularity in England and Wales
Numbers
| Kai (masculine) | |||
| Year | Rank | Percent Used | |
| 2022 | #72 | 0.257 | |
| 2021 | #91 | 0.200 | |
| 2020 | #103 | 0.184 | |
| 2019 | #109 | 0.173 | |
| 2018 | #100 | 0.188 | |
| 2017 | #93 | 0.199 | |
| 2016 | #87 | 0.222 | |
| 2015 | #86 | 0.216 | |
| 2014 | #77 | 0.240 | |
| 2013 | #64 | 0.280 | |
| 2012 | #63 | 0.287 | |
| 2011 | #56 | 0.326 | |
| 2010 | #56 | 0.353 | |
| 2009 | #68 | 0.279 | |
| 2008 | #68 | 0.291 | |
| 2007 | #62 | 0.338 | |
| 2006 | #63 | 0.354 | |
| 2005 | #66 | 0.310 | |
| 2004 | #62 | 0.318 | |
| 2003 | #56 | 0.351 | |
| 2002 | #59 | 0.339 | |
| 2001 | #64 | 0.303 | |
| 2000 | #73 | 0.234 | |
| 1999 | #89 | 0.183 | |
| 1998 | #100 | 0.162 | |
| 1997 | #112 | 0.120 | |
| 1996 | #161 | 0.064 | |
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