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Table 3 Standardized seasonal rainfall indices for MAM, JJA and SON

From: Farmers’ perceptions of climate change, long-term variability and trends in rainfall in Apac district, northern Uganda

Year MAM JJA SON
1981 0.887248 − 0.57193 − 1.30008
1982 0.372456 0.609075 − 2.47818
1983 2.718361 − 1.12852 − 0.95953
1984 0.349784 0.445614 0.340675
1985 − 0.64646 0.412922 − 1.19991
1986 1.790135 0.229391 − 0.10672
1987 − 0.14515 − 1.49328 − 0.80022
1988 − 0.14515 0.041169 − 0.48065
1989 0.341782 1.373256 0.625899
1990 0.091054 − 1.19472 − 1.64731
1991 − 0.44241 0.382682 − 0.69243
1992 0.712539 − 0.65448 − 2.06417
1993 − 0.49576 0.278067 0.131766
1994 − 0.18901 − 0.50573 0.561032
1995 − 0.10366 1.56614 1.659955
1996 − 1.03855 1.911861 0.74991
1997 0.671196 − 0.37169 0.761357
1998 0.449808 − 1.11626 − 0.33757
1999 − 0.82517 − 0.43789 0.420805
2000 − 2.45223 − 0.3627 0.661195
2001 0.8259 0.739844 0.802376
2002 1.009945 − 0.34635 1.270753
2003 0.691201 1.350372 0.286302
2004 0.699202 − 1.1089 − 0.50736
2005 − 0.88518 − 0.96669 − 0.47589
2006 0.551166 − 0.22376 − 0.17063
2007 − 1.02255 − 1.50693 0.92734
2008 − 1.56402 1.964168 0.501889
2009 − 0.89319 0.913113 0.354984
2010 − 0.18235 − 0.98222 0.273901
2011 − 0.24369 0.182442 1.590417
2012 − 0.21569 0.746383 1.098093
2013 0.553834 − 0.72804 1.589364
2014 − 0.15967 − 0.02515 1.172499
2015 0.196413 0.234749 0.352123
2016 1.270008 0.200423 − 0.35569
2017 1.282011 − 0.75501 − 1.28768
2018 0.864576 1.247391 − 0.74298
2019 2.348938 − 1.94582 − 0.70483
2020 − 2.4629 − 0.2777 3.220578