What one particular statistic do you want? Take a look at the FULL report. All the statistics behind the graph you criticize are in Table 1 on page 10. The ne

What one particular statistic do you want? Take a look at the FULL report. All the statistics behind the graph you criticize are in Table 1 on page 10. The next 40 pages seem to be a pretty competent description of both the strengths and weaknesses of their study.