User: Given this text about speakers of varieties of Louisiana French, has the number of French speakers in Texas increased or decreased since the middle of the twentieth century?
Assistant: It has generally decreased.  For example, in the second half of the twentieth century, the French-speaking population of Jefferson County was 24,049 as compared to 1,922 today. Similarly, in Harris County the French-speaking population has shifted from 26,796 to 14,493.