How to count unique values Excel
Combine duplicate rows and sum the values in Excel (Simple Tricks)
How to count unique values with criteria in Excel - Count unique items based on condition
SUM Unique Values With the UNIQUE function in Excel
Sum Unique Values in Excel
How to sum up all the values associated with a specific name in a list (Open Office 4)
Excelの高度なフィルターを使用して一意の値を見つける方法