Those charts aren't very clear; given that GGPlot is already on the scene it'd probably pay dividends to bin the data in some form. I'd be starting with geom_bo

Those charts aren't very clear; given that GGPlot is already on the scene it'd probably pay dividends to bin the data in some form. I'd be starting with geom_boxplot grouped by week myself. Trying to interpret that sort of wild squiggling in the 2nd plot is not the path to happiness.