Table 2. The number of trees according to severity level of stem canker symptoms

Score of severity level	0	1	2	3	4
Number of trees	506 (94.4)	4 (0.75)	7 (1.31)	14 (2.61)	5 (0.93)

Score of severity level no symptom = 0; mild = 1; moderate = 2; moderate–severe = 3; and severe = 4.
Values in parentheses represent the percentage of total trees in each severity level.