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Department of Water and Environmental Regulation HYANN V87 Output 02/11/2024 Site 607007 Tone River - Bullilup Variable 151.00 Stream Discharge Volume in Megalitres Year Annual Days Rank Total Missing (Megalitres) ----------------------------------------------- 1978 30300 111 21 1979 7695 40 1980 9433 35 1981 32180 17 1982 16190 30 1983 72050 4 1984 29640 22 1985 20100 27 1986 6941 42 1987 4888 43 1988 74130 3 1989 14460 33 1990 38850 11 1991 56570 6 1992 44880 9 1993 26560 24 1994 23290 25 1995 30990 19 1996 96820 2 1997 35740 15 1998 36810 14 1999 56220 7 2000 37540 13 2001 7367 41 2002 30460 20 2003 68060 5 2004 23210 26 2005 97110 1 2006 7728 39 2007 16580 29 2008 33180 16 2009 39320 10 2010 3675 45 2011 31840 18 2012 4113 44 2013 208.9 323 46 2014 0.0 365 47 2015 8990 41 36 2016 38050 12 2017 14470 32 2018 28030 23 2019 8125 38 2020 10110 34 2021 56010 8 2022 15730 31 2023 18830 28 2024 8747 227 37 Total 1372000 1067 Minimum 208.9 Maximum 97110 Mean 29830 Median 27300