Once you know what the graph is about, you can read the data. You should always look at the scale on a time graph. The scale may go up in ones or count in steps. It might not show every number.

Ljiljana Branković, Dragoš Cvetković, THE EIGENSPACE OF THE EIGENVALUE -2 IN GENERALIZED LINE GRAPHS AND A PROBLEM IN SECURITY OF STATISTICAL DATABASES, Publikacije Elektrotehničkog fakulteta. Serija ...

Math prof charts influence of social networks Professor says research may explain social influence on Facebook, Twitter CBC News · Posted: Aug 09, 2011 3:13 AM PDT | Last Updated: August 9, 2011 ...