The document provides tables and information about the academic performance of various classes in semester 1 of 2012. Table 1 shows the exam results for class 6A across five subjects. Table 2 shows the same for class 6B. Figure 2 shows the time spent on revision every week by class 6A. The overview should indicate that the academic performance of class 6A, as shown in table 1, was influenced by the time spent on revision every week, as shown in figure 2.