Line chart in JS

Hi All,

Please help me in below problem:

Using the attached data, create a chart in JavaScript which shows a trend over time of the percentage of responses for that day which have a value of "yes" for the "answer" column.

Data is like :

9-1-2013;74;yes

9-1-2013;75;yes

9-1-2013;76;no

9-1-2013;77;yes

9-1-2013;78;yes

9-1-2013;79;yes

9-1-2013;80;no

9-1-2013;81;yes

9-1-2013;82;

9-1-2013;83;yes

9-1-2013;84;yes

10-1-2013;85;yes

10-1-2013;86;yes

10-1-2013;87;no

10-1-2013;88;no

10-1-2013;89;yes

11-1-2013;90;yes

11-1-2013;91;yes

11-1-2013;92;no

11-1-2013;93;no

12-1-2013;94;yes

12-1-2013;95;yes

12-1-2013;96;yes

12-1-2013;97;no

12-1-2013;98;no

12-1-2013;99;yes

12-1-2013;100;yes

Thanks in advance