The phrase "wert determined by" can be replaced with several synonyms that convey the same meaning. These synonyms include "were established by," "were decided by," "were ascertained by," "were fixed by," "were set by," and "were defined by." All of these synonyms imply that a certain value or outcome was chosen or calculated based on a set of predetermined factors or criteria. It's important to use various synonyms when writing to avoid repetition and keep the text engaging and interesting. By using alternative phrases, your writing will become more diverse and appealing to the reader.