Line chart to show all values

Hi

I'm trying to create a line chart which shows months at bottom and value up to 100 on the left hand side. I want each risk to appear on the chart but when I try doing this all the risks lines do not appear on the chart. Sorry not sure if I'm making sense but please have a at the attached screen shot.



July Aug Sept Oct Nov Dec Jan Feb Mar
Risk 1 100 100 100 50 50 50 25 25 25
Risk 2 100 100 100 100 100 100 50 50 50
Risk 3 100 100 100 50 50 50 25 25 25
Risk 4 100 100 100 50 50 50 25 25 25
Risk 5 100 100 100 50 50 50 25 25 25
Risk 6 50 50 50 50 50 50 25 25 25
Risk 7 50 50 50 50 50 50 25 25 25

Many thanks