Table 2. Readability scores.

The table shows the calculations of six different scores used to assess the readability.

	Flesch Reading Ease Score	Flesch-Kincaid Grade Level	Gunning Fog Score	SMOG Index	Coleman-Liau index	Automated Readability Index
Mean	50.990	8.006	8.235	6.903	14.655	6.587
Median	50.050	8.100	8.600	6.900	14.900	7.000
Mode	46.0a	8.1	2.4a	7.7	15.2	7.4
Variance	618.733	12.864	8.408	2.814	22.290	15.904
Range	203.3	28.0	12.7	8.0	37.4	29.8
Minimum	-102.4	1.0	2.4	3.2	4.7	-1.9
Maximum	100.9	29.0	15.1	11.2	42.1	27.9
Sum	4079.2	616.5	634.1	531.5	1128.4	507.2