Explanations

left top: value of characteristic number for a single event.
left bottom: mean value of the characteristic number within the period of data analysis.
right top: maximum value of the characteristic number within the period of data analysis.
right bottom: minimum value of the characteristic number within the period of data analysis.

Remark: The mean value is only computed at locations where all events have occurred within the period of data analysis.

Examples

flood current duration	maximum flood current duration
flood current duration of one specific tide	maximum value of flood current duration within the period of data analysis

mean flood current duration	minimum flood current duration
mean value of flood current duration within the period of data analysis	minimum value of flood current duration within the period of data analysis