ANNUAL MEAN VALUES ADDIS ABABA, AAE, ETHIOPIA COLATITUDE: 80.965 LONGITUDE: 38.766 E ELEVATION: 2441 meters YEAR D I H X Y Z F * ELE Note deg min deg min nT nT nT nT nT 1997.800 1 11.9 1 31.4 35988 35980 752 957 36001 I HDZF 1 1998.500 1 12.5 1 35.7 35995 35987 759 1002 36009 I HDZF 1999.500 1 13.3 1 40.0 36012 36004 768 1048 36027 I HDZF 2 2000.500 999 99.9 999 99.9 99999 99999 99999 99999 99999 2001.500 1 18.1 1 52.5 36033 36024 818 1179 36052 I HDZF 3 2002.500 1 19.8 1 57.2 36049 36039 836 1230 36070 I HDZF 2003.500 1 22.4 2 2.8 36049 36039 864 1289 36072 I HDZF 2004.500 1 23.6 2 8.5 36096 36085 877 1349 36121 I HDZF 2005.500 1 25.7 2 13.6 36127 36116 900 1405 36154 I HDZF 2006.500 1 28.3 2 18.4 36159 36147 929 1457 36188 I HDZF 2007.500 1 32.2 2 23.2 36173 36160 970 1508 36205 I HDZF 2008.500 1 36.1 2 28.5 36191 36176 1011 1565 36224 I HDZF 2009.500 1 39.6 2 34.3 36219 36204 1049 1627 36256 I HDZF 2010.500 1 42.9 2 40.9 36235 36219 1084 1697 36275 I HDZF 4 2011.500 1 45.9 2 46.8 36246 36229 1116 1760 36289 A HDZF 2012.500 1 49.2 2 52.2 36255 36237 1152 1818 36301 I HDZF 2013.500 1 52.5 2 57.1 36277 36258 1187 1871 36326 I HDZF * A = All days * Q = Quiet days * D = Disturbed days * I = Incomplete * J = Jumps: jump value = old site value - new site value ELE = Recorded elements from which the annual mean values were derived Note : 1 Data starting in September 2 for 1999.5 the mean values are based on the months January to June (no data between July to December) Data missing from July to end of december 3 for 2001.5 the mean values are based on the months February (16) to December Data missing in January 4 Data missing from 21st of May to the 7th of June