 This worked against the lower classes, who were more likely to move frequently for work, especially in agricultural areas where there were many migrant workers and sharecroppers.The effect of these changes on the population of black voters in Louisiana was devastating; by 1900 black voters were reduced from 130,334 to 5,320 on the rolls.By 1910, only 730 blacks were registered, less than 0.5% of eligible black men.