==== Number of Participants - World Championships - Under 23 ====
^ Year ^ Venue ^ C2-mixed ^ C1 women ^ K1 women ^ C1-men ^ C2-men ^ K1 men ^ Men's Kayak Cross ^ Women's Kayak Cross ^ Number of individuals ^ Nations ^ 
| [[:en_international:result:WM2023_U23|2023]] | Krakow/POL | 0 | 36 | 45 | 47 | 0 | 69 | 68 | 47 | 192 | 41 | 
| [[:en_international:result:WM2022_U23|2022]] | Ivrea/ITA | 0 | 33 | 49 | 43 | 0 | 75 | 77 | 46 | 202 | 41 | 
| [[:en_international:result:WM2021_U23|2021]] | Tacen/SLO | 0 | 31 | 39 | 34 | 0 | 61 | 53 | 38 | 163 | 31 | 
| [[:en_international:result:WM2019_U23|2019]] | Krakow/POL | 22 | 44 | 55 | 47 | 0 | 77 | 43 | 25 | 224 | 44 | 
| [[:en_international:result:WM2018_U23|2018]] | Ivrea/ITA | 20 | 44 | 45 | 55 | 0 | 76 | 36 | 11 | 214 | 42 | 
| [[:en_international:result:WM2017_U23|2017]] | Bratislava/SVK | 20 | 39 | 50 | 61 | 20 | 78 | 0 | 0 | 239 | 40 | 
| [[:en_international:result:WM2016_U23|2016]] | Krakow/POL | 0 | 38 | 48 | 60 | 34 | 75 | 0 | 0 | 231 | 39 | 
| [[:en_international:result:WM2015_U23|2015]] | Foz de Iguazu/BRA | 0 | 22 | 36 | 33 | 18 | 51 | 0 | 0 | 136 | 24 | 
| [[:en_international:result:WM2014_U23|2014]] | Penrith/AUS | 0 | 18 | 34 | 46 | 22 | 46 | 0 | 0 | 143 | 29 | 
| [[:en_international:result:WM2013_U23|2013]] | Liptovsky Mikulas/SVK | 0 | 30 | 51 | 52 | 0 | 82 | 0 | 0 | 202 | 36 | 
| [[:en_international:result:WM2012_U23|2012]] | Wausau/USA | 0 | 12 | 27 | 36 | 34 | 50 | 0 | 0 | 142 | 24 | 
=== Number of Athletes (individual categories only) ===
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height: 60%,
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   },
    series: [{
    name: 'Athletes',
    data: [179,250,162,159,251,259,241,241,169,213,223]
    }],
    xaxis: {
    categories: [2012,2013,2014,2015,2016,2017,2018,2019,2021,2022,2023]
    }
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=== Number of participating nations ===
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width: 80%,
height: 60%,
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   },
    series: [{
    name: 'nations',
    data: [24,36,29,24,39,40,42,44,31,41,41]
    }],
    xaxis: {
    categories: [2012,2013,2014,2015,2016,2017,2018,2019,2021,2022,2023]
    }
}
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