Analysis of Rainfall Trends and Its Relationship with SST Signals in the Lake Tana Basin, Ethiopia

Table 2

Descriptive statistics of the annual rainfall for each station during 1979–2015.

Rainfall	Adet	Bahir Dar	Dangila	Debre Tabor	Gondar
Min.	914.78	1076.50	1192.90	1096.70	843.8
Max.	1685.10	1711.60	2008.60	1928.40	1258.7
Mean	1227.23	1403.14	1633.01	1459.41	1069.36
First quartile	1127.40	1251.50	1478.30	1281.80	990.30
Median	1174.20	1418.20	1640.44	1493.70	1055.50
Third quartile	1346.60	1508.70	1745.60	1579.70	1162.30
SD	187.22	163.94	202.31	199.71	106.44
Variance	35,050.60	26,877.85	40,928.16	39,883.31	11,328.67
CV	1.47	1.17	0.83	0.14	0.10
SE	33.63	29.45	36.34	35.87	19.12

SD = standard deviation; CV = coefficient of variance; SE = standard error.