"below graph" is a correct and usable phrase in written English
It is often used to describe visual aids, such as graphs or charts, that are located below or beneath the accompanying text. Example: Please refer to the below graph for a visual representation of the data collected during the study.
For example, the below graph shows the trends associated with the Google Analytics SDK over a few weeks.
Judging by the below graph, the two devices have clearly been eating into the share of the main iPlayer access device: the traditional computer.
It doesn't take a Ph.D in mathematics to understand the below graph.
The graph below graph shows the answers of this group (featurephone owners) to the question: "Do you plan to buy a Smartphone when you change your mobile?" conducted by Kantar: That clearly shows 9% who simply don't intend to get a smartphone.
Landrace accessions are indicated with triangles below graph; (B) Mini-Rice Diversity Panel at K = 5; C. combined DPRK germplasm and Mini-Rice Diversity Panel at K = 2-5.
As the below graph shows, Clinton's recent increase reflects continued and steady growth, rather than the sharp surge we see for Sanders' profile.
The chart below graphs each member of the current House of Representatives based on how conservative their district is (the district's vote for Romney in 2012) and how conservative their voting record is in Congress (their "ideal point").
The graph below clearly has dips where the AppEngine instance was having to work less hard.
The graph below may resemble a mountain range, all plunging valleys and soaring peaks.
The graph below is not segmented by education level.
Let me demonstrate this using the below table and graph.
