Text' Any string; up to 255 characters long. Number' Any number. Percent' Any number; displayed as a percentage. Currency' Any number involving money; displayed in the currency format for your country. Yes/No' Yes (-1) or No (0), True/False, or On/Off Date/Time' Date and time data. Duration' The number of minutes. Keywords' Multiple strings; separated by commas. Combination' A combination of values from other fields; showing either all values or the first non-empty value. Formula' A calculation based on other fields and built-in functions. Integer' Any nondecimal number.