Following are some line graphs created using google charts. Simply modify the URLs and you can reuse them for your data.
"http://chart.apis.google.com/chart?" is the Chart API's location
"&" separates parameters
"cht=lc" is for specifying line chart
"chd=t: data1,data2...." is for specifying data
"chdl=MALE|FEMALE" is for specifying legend
"chco=7D2252,52F3FF" is for specifying chart colours
"chtt=%20Students%20Enrolled%20For%20Bachelors" is for specifying chart title
"chts=52F3FF,20" is for specifying size and colour of chart title
"chs=650x400" is for specifying chart size
"chxt=x,y" is for specifying chart axis
"chxl=0:|CHEM|CMRC|I.T|D.S|ENG|LAW|MHS|NRSNG|PHRM|P.A|ST|SST|VET|BSC.PAS" is for specifying x axis label
"http://chart.apis.google.com/chart?" is the Chart API's location
"&" separates parameters
"cht=ls" is for specifying line chart.Line charts of type ls are also known as sparklines
"chd=t: data1,data2...." is for specifying data
"chdl=MALE|FEMALE" is for specifying legend
"chco=667C26,99C68E" is for specifying chart colour
"chtt=%20Students%20Enrolled%20For%20Bachelors" is for specifying chart title
"chts=667C26,20" is for specifying size and colour of chart title
"chs=650x400" is for specifying chart size
"chxt=x,y" is for specifying chart axis
"chxl=0:|CHEM|CMRC|I.T|D.S|ENG|LAW|MHS|NRSNG|PHRM|P.A|ST|SST|VET|BSC.PAS" is for specifying x axis label
"http://chart.apis.google.com/chart?" is the Chart API's location
"&" separates parameters
"cht=bvs" is for specifying Vertical bar chart, with stacked bars.
"chd=t: data1,data2...." is for specifying data
"chdl=MALE|FEMALE" is for specifying legend
"chbh=a" is is used for automatically resizing bars so that they fit within the chart size.
"chtt=Enrolment%20For%20Master%20Degree" is for specifying chart title
"chts=827839,20" is for specifying size and colour of chart title
"chs=550x300" is for specifying chart size
"chxt=x,y" is for specifying chart axis
"chxl=0:|AGRI|ARTS|BIO|Buis.A" is for specifying x axis label
"http://chart.apis.google.com/chart?" is the Chart API's location
"&" separates parameters
"cht=pc" is for specifying pie chart.
"chd=t: data1,data2...." is for specifying data
"chco=F660AB,57FEFF,CFECEC,E55B3C" is for specifying colour of chart
"chtt=Males%20Enrolled%20For%20Master%20Degree" is for specifying chart title
"chts=E55B3C,20" is for specifying size and colour of chart title
"chs=550x300" is for specifying chart size
"chl=AGRI|ARTS|BIO|Buis.A|CHEM|CMRC|I.T|D.S|ENG|LAW|MHS|NRSNG|PHRM|P.A|ST|SST|VET|BSC.PAS" is for specifying chart label
"http://chart.apis.google.com/chart?" is the Chart API's location
"&" separates parameters
"cht=lc" is for specifying line chart.
"chd=t: data1,data2...." is for specifying data
"chco=F433FF,ADDFFF" is for specifying chart colours
"chtt=%20Students%20Enrolled%20For%20Ph.D" is for specifying chart title
"chls=data set 1 line thickness,length of line segment,length of blank segment|
....
data set n line thickness,length of line segment,length of blank segment" is for specifying line chart style
e.g "chls=3,6,3|4,6,4" was used in the above chart to specify line style
"chg=10,40,3,3,10,20" is for specifying grid lines
"chts=F433FF,20" is for specifying chart title's colour and font size
"chs=550x300" is for specifying chart size in pixels
"chdl=MALE|FEMALE" is for specifying legend
"chxt=x,y" is for specifying chart axis
"chxl=0:|AGRI|ARTS|BIO|B.A|CHEM|CMRC|I.T" is for specifying label of x axis
"http://chart.apis.google.com/chart?" is the Chart API's location
"&" separates parameters
"cht=bvg" is for specifying bar chart.
"chbh=a" is used for automatically resizing bars so that they fit within the chart size.
"chd=t: data1,data2...." is for specifying data
"chco=F6358A,98AFC7" is for specifying colour of chart
"chtt=%20Students%20Enrolled%20For%20PGD" is for specifying chart title
"chm=D,F6358A,1,0,5,1" is for specifying line and bar chart line styles
"chts=98AFC7,20" is for specifying chart title's colour and font size
"chs=550x300" is for specifying chart size in pixels
"chdl=MALE|FEMALE" is for specifying chart legend
"chxt=x,y" is for specifying chart axis
"chxl=0:|D.S|ENG|LAW|MH|NRSN|PHR|P.A|ST|SST|VET|B.PAS" is for specifying label of x axis