#### Introduced in build 8.4

## Description

The `SummarizeByType`

class contains the Excel value field summarize by types supported by ExcelWriter.

**C#**

**vb.net**

## Values

Name |
Description |
---|---|

Average |
The average of the values. |

Count |
The number of data values. works the same as the COUNTA worksheet function. |

CountNumbers |
The number of data values that are numbers. Works the same as the COUNT worksheet function. |

Max |
The largest value. |

Min |
The smallest value. |

Product |
The product of the values. |

StdDev |
An estimate of the standard deviation of a population, |

StdDevp |
The standard deviation of a population, where the |

Sum |
The sum of the values. |

Var |
An estimate of the variance of a population, where the |

Varp |
The variance of a population, where the population is |