R
!!!balloonplot
*頻度を風船の大きさで表現

!!balloonplot
!library(gplots)
*long formatで
 ID:
 Year:学年3レベル
 name:項目名
 value:値

 balloonplot(df$name, df$Year, df$value)


!例
{{ref_image balloonyear.png}}
{{ref_image balloon.png}}


!Reference
https://rpubs.com/yoshio/97567

!!ggpubr
https://rpkgs.datanovia.com/ggpubr/reference/ggballoonplot.html