title: Change scale on X axis in ggplot in R
body: <p>I am using ggplot (Line graph) and trying to plot my data by week, however when I am plotting the data R automatically shows the weeks by 10, 15, ....
  I want o show all the weeks number on my X Axis, e.g. 10,11,12,...</p>
  <p><img src="https://i.stack.imgur.com/ZopKU.png" alt="enter image description here" /></p>