生物モニタリング調査結果・本文に戻る


第3部 平成10年度生物モニタリング結果の概要

 

表3-1 平成10年度生物モニタリング結果


生物種 検体
番号
水分
(%)
脂肪
(%)
調    査    物    質   (μg/g-wet)
PCB HCB ディルドリン o,p'-
DDT
p,p'-
DDT
o,p'-
DDE
p,p'-
DDE
o,p'-
DDD
p,p'-
DDD
DDT類 t-クロルデン c-クロルデン t-ノナクロル c-ノナクロル オキシクロルデン クロルデン類 α-
HCH
β-
HCH
TBT TPT
シロザケ
(北海道釧路沖)
1 74.8 2.3 nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd
2 76.1 2.0 nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd
3 76.4 1.4 nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd
4 77.0 1.4 nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd
5 77.9 1.4 nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd
最 高 77.9 2.3 nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd
最 低 74.8 1.4 nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd
平 均 76.4 1.7 - - - - - - - - - - - - - - - - - - - -
中央値 76.4 1.4 nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd
検出限界(μg/g-wet) 0.01 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.05 0.02
検出頻度 0/5 0/5 0/5 0/5 0/5 0/5 0/5 0/5 0/5 0/5 0/5 0/5 0/5 0/5 0/5 0/5 0/5 0/5 0/5 0/5
オオサガ
(北海道釧路沖2)
1 74.7 4.7 0.02 nd nd 0.001 0.005 nd 0.010 nd 0.001 0.017 nd 0.002 0.003 nd nd 0.005 0.001 nd nd nd
2 76.5 3.4 0.01 nd nd nd 0.003 nd 0.009 nd nd 0.012 nd nd 0.001 nd nd 0.001 nd nd nd nd
3 73.4 5.0 0.01 nd nd nd 0.002 nd 0.006 nd nd 0.008 nd 0.001 0.002 nd nd 0.003 0.001 nd nd nd
4 72.0 7.5 0.01 nd nd 0.001 0.003 nd 0.006 nd 0.001 0.011 nd 0.002 0.002 nd nd 0.004 0.002 nd nd nd
5 72.9 6.2 0.01 nd nd nd 0.003 nd 0.007 nd nd 0.010 nd 0.001 0.002 nd nd 0.003 0.002 nd nd nd
最 高 76.5 7.5 0.02 nd nd 0.001 0.005 nd 0.010 nd 0.001 0.017 nd 0.002 0.003 nd nd 0.005 0.002 nd nd nd
最 低 72.0 3.4 0.01 nd nd nd 0.002 nd 0.006 nd nd 0.008 nd nd 0.001 nd nd 0.001 nd nd nd nd
平 均 73.9 5.4 0.01 - - - 0.003 - 0.008 - - 0.012 - - 0.002 - - 0.003 - - - -
中央値 73.4 5.0 0.01 nd nd nd 0.003 nd 0.007 nd nd 0.011 nd 0.001 0.002 nd nd 0.003 0.001 nd nd nd
検出限界(μg/g-wet) 0.01 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.05 0.02
検出頻度 5/5 0/5 0/5 2/5 5/5 0/5 5/5 0/5 2/5 5/5 0/5 4/5 5/5 0/5 0/5 5/5 4/5 0/5 0/5 0/5
アイナメ
(山田湾)
1 72.7 4.6 nd nd nd nd 0.001 nd 0.001 nd nd 0.002 nd nd nd nd nd nd tr nd nd nd
2 74.5 3.3 nd nd nd nd nd nd 0.001 nd nd 0.001 nd nd nd nd nd nd tr nd nd nd
3 73.6 4.5 nd nd nd nd 0.001 nd 0.002 nd nd 0.003 nd nd nd nd nd nd tr nd nd nd
4 74.1 3.5 nd nd nd nd tr nd 0.001 nd nd 0.002 nd nd nd nd nd nd tr nd nd 0.02
5 72.4 5.2 nd nd nd nd 0.002 nd 0.003 nd nd 0.005 nd nd nd nd nd nd tr tr nd nd
最 高 74.5 5.2 nd nd nd nd 0.002 nd 0.003 nd nd 0.005 nd nd nd nd nd nd tr tr nd 0.02
最 低 72.4 3.3 nd nd nd nd nd nd 0.001 nd nd 0.001 nd nd nd nd nd nd tr nd nd nd
平 均 73.5 4.2 - - - - - - 0.002 - - 0.003 - - - - - - - - - -
中央値 73.6 4.5 nd nd nd nd 0.001 nd 0.001 nd nd 0.002 nd nd nd nd nd nd tr nd nd nd
検出限界(μg/g-wet) 0.01 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.05 0.02
検出頻度 0/5 0/5 0/5 0/5 3/5 0/5 5/5 0/5 0/5 5/5 0/5 0/5 0/5 0/5 0/5 0/5 0/5 0/5 0/5 1/5
生物種 検体
番号
水分
(%)
脂肪
(%)
調    査    物    質   (μg/g-wet)
PCB HCB ディルドリン o,p'-
DDT
p,p'-
DDT
o,p'-
DDE
p,p'-
DDE
o,p'-
DDD
p,p'-
DDD
DDT類 t-クロルデン c-クロルデン t-ノナクロル c-ノナクロル オキシクロルデン クロルデン類 α-
HCH
β-
HCH
TBT TPT
サンマ
(常磐沖)
1 70.3 4.5 nd nd nd nd nd nd 0.001 nd nd 0.001 nd nd nd nd nd nd nd nd nd nd
2 68.4 7.3 nd nd nd nd nd nd 0.002 nd nd 0.002 nd nd nd nd nd nd nd nd nd nd
3 66.5 9.5 nd nd nd nd nd nd 0.002 nd nd 0.002 nd nd nd nd nd nd nd nd nd nd
4 66.5 8.5 nd nd nd nd nd nd 0.002 nd nd 0.002 nd nd nd nd nd nd nd nd nd nd
5 68.8 7.3 nd nd nd nd nd nd 0.002 nd nd 0.002 nd nd nd nd nd nd nd nd nd nd
最 高 70.3 9.5 nd nd nd nd nd nd 0.002 nd nd 0.002 nd nd nd nd nd nd nd nd nd nd
最 低 66.5 4.5 nd nd nd nd nd nd 0.001 nd nd 0.001 nd nd nd nd nd nd nd nd nd nd
平 均 68.1 7.4 - - - - - - 0.002 - - 0.002 - - - - - - - - - -
中央値 68.4 7.3 nd nd nd nd nd nd 0.002 nd nd 0.002 nd nd nd nd nd nd nd nd nd nd
検出限界 (μg/g-wet) 0.01 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.05 0.02
検出頻度 0/5 0/5 0/5 0/5 0/5 0/5 5/5 0/5 0/5 5/5 0/5 0/5 0/5 0/5 0/5 0/5 0/5 0/5 0/5 0/5
マダラ
(日本海東北沖)
1 82.3 0.6 nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd tr tr
2 81.3 0.7 nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd tr tr
3 82.4 0.6 nd nd nd nd nd nd 0.002 nd nd 0.002 nd nd nd nd nd nd nd nd tr tr
4 82.0 0.7 nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd tr tr
5 82.2 0.7 nd nd nd nd 0.001 nd 0.002 nd nd 0.003 nd nd nd nd nd nd nd nd tr 0.02
最 高 82.4 0.7 nd nd nd nd 0.001 nd 0.002 nd nd 0.003 nd nd nd nd nd nd nd nd tr 0.02
最 低 81.3 0.6 nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd tr tr
平 均 82.0 0.7 - - - - - - - - - - - - - - - - - - - -
中央値 82.2 0.7 nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd nd tr tr
検出限界 (μg/g-wet) 0.01 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.05 0.02
検出頻度 0/5 0/5 0/5 0/5 1/5 0/5 2/5 0/5 0/5 2/5 0/5 0/5 0/5 0/5 0/5 0/5 0/5 0/5 0/5 1/5
スズキ
(東京湾)
1 74.5 3.2 0.16 0.001 nd nd 0.005 0.002 0.021 tr 0.007 0.036 0.002 0.005 0.008 0.004 nd 0.019 nd nd tr 0.03
2 75.5 3.5 0.15 0.001 nd nd 0.004 0.001 0.017 tr 0.006 0.029 0.002 0.005 0.007 0.004 nd 0.018 nd nd 0.06 tr
3 75.2 3.2 0.13 0.001 nd nd 0.003 0.002 0.014 tr 0.005 0.025 0.004 0.004 0.005 0.003 nd 0.016 nd nd tr tr
4 75.7 2.6 0.14 tr nd nd 0.003 0.002 0.016 tr 0.005 0.027 0.002 0.004 0.005 0.003 nd 0.014 nd nd tr tr
5 75.2 3.3 0.14 tr nd nd 0.002 tr 0.010 nd 0.003 0.016 0.002 0.004 0.005 0.004 nd 0.015 nd nd tr tr
最 高 75.7 3.5 0.16 0.001 nd nd 0.005 0.002 0.021 tr 0.007 0.036 0.004 0.005 0.008 0.004 nd 0.019 nd nd 0.06 0.03
最 低 74.5 2.6 0.13 tr nd nd 0.002 tr 0.010 nd 0.003 0.016 0.002 0.004 0.005 0.003 nd 0.014 nd nd tr tr
平 均 75.2 3.2 0.14 - - - 0.003 - 0.016 - 0.005 0.027 0.003 0.004 0.006 0.003 - 0.016 - - - -
中央値 75.2 3.2 0.14 0.001 nd nd 0.003 0.002 0.016 tr 0.005 0.027 0.002 0.004 0.005 0.004 nd 0.016 nd nd tr tr
検出限界(μg/g-wet) 0.01 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.05 0.02
検出頻度 5/5 3/5 0/5 0/5 5/5 4/5 5/5 0/5 5/5 5/5 5/5 5/5 5/5 5/5 0/5 5/5 0/5 0/5 1/5 1/5
生物種 検体
番号
水分
(%)
脂肪
(%)
調    査    物    質   (μg/g-wet)
PCB HCB ディルドリン o,p'-
DDT
p,p'-
DDT
o,p'-
DDE
p,p'-
DDE
o,p'-
DDD
p,p'-
DDD
DDT類 t-クロルデン c-クロルデン t-ノナクロル c-ノナクロル オキシクロルデン クロルデン類 α-
HCH
β-
HCH
TBT TPT
スズキ
(大阪湾)
1 77.3 2.5 0.26 0.001 0.002 tr 0.002 0.001 0.016 0.002 0.007 0.029 0.004 0.010 0.005 0.006 0.001 0.026 tr 0.002 0.07 0.03
2 75.5 4.0 0.23 0.001 0.002 tr 0.002 0.001 0.015 0.002 0.007 0.028 0.004 0.009 0.005 0.006 0.001 0.025 tr 0.002 0.06 0.02
3 75.8 1.4 0.26 0.001 0.002 tr 0.003 0.001 0.016 0.003 0.009 0.033 0.003 0.008 0.005 0.006 0.001 0.023 tr 0.002 0.08 0.05
4 75.7 3.3 0.29 0.001 0.002 tr 0.002 0.001 0.015 0.003 0.009 0.030 0.004 0.009 0.005 0.006 0.001 0.025 tr 0.002 0.08 0.02
5 75.5 2.9 0.20 0.001 0.001 tr 0.002 0.001 0.012 0.002 0.007 0.024 0.003 0.007 0.004 0.005 0.001 0.020 tr 0.002 0.09 0.03
最 高 77.3 4.0 0.29 0.001 0.002 tr 0.003 0.001 0.016 0.003 0.009 0.033 0.004 0.010 0.005 0.006 0.001 0.026 tr 0.002 0.09 0.05
最 低 75.5 1.4 0.20 0.001 0.001 tr 0.002 0.001 0.012 0.002 0.007 0.024 0.003 0.007 0.004 0.005 0.001 0.020 tr 0.002 0.06 0.02
平 均 76.0 2.8 0.25 0.001 0.002 - 0.002 0.001 0.015 0.002 0.008 0.029 0.004 0.009 0.005 0.006 0.001 0.024 - 0.002 0.08 0.03
中央値 75.7 2.9 0.26 0.001 0.002 tr 0.002 0.001 0.015 0.002 0.007 0.029 0.004 0.009 0.005 0.006 0.001 0.025 tr 0.002 0.08 0.03
検出限界(μg/g-wet) 0.01 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.05 0.02
検出頻度 5/5 5/5 5/5 0/5 5/5 5/5 5/5 5/5 5/5 5/5 5/5 5/5 5/5 5/5 5/5 5/5 0/5 5/5 5/5 5/5
スズキ
(瀬戸内海)
1 76.0 3.2 0.03 nd nd nd 0.002 nd 0.004 nd 0.001 0.007 nd 0.002 0.004 0.001 nd 0.007 nd nd 0.07 0.04
2 75.1 4.4 0.04 nd nd nd 0.002 nd 0.004 nd 0.001 0.007 nd 0.001 0.002 nd nd 0.003 nd nd tr 0.02
3 76.4 1.9 0.03 nd nd nd 0.001 nd 0.003 nd nd 0.004 nd 0.001 0.003 nd nd 0.004 nd nd 0.07 0.04
4 75.5 2.8 0.04 nd nd nd 0.002 nd 0.004 nd 0.001 0.007 nd 0.002 0.003 nd nd 0.005 nd nd 0.09 0.04
5 75.4 2.8 0.04 nd 0.001 nd 0.002 nd 0.005 nd 0.001 0.008 nd 0.002 0.003 0.001 nd 0.006 nd nd 0.09 0.04
最 高 76.4 4.4 0.04 nd 0.001 nd 0.002 nd 0.005 nd 0.001 0.008 nd 0.002 0.004 0.001 nd 0.007 nd nd 0.09 0.04
最 低 75.1 1.9 0.03 nd nd nd 0.001 nd 0.003 nd nd 0.004 nd 0.001 0.002 nd nd 0.003 nd nd tr 0.02
平 均 75.7 3.0 0.04 - - - 0.002 - 0.004 - - 0.007 - 0.002 0.003 - - 0.005 - - - 0.04
中央値 75.5 2.8 0.04 nd nd nd 0.002 nd 0.004 nd 0.001 0.007 nd 0.002 0.003 nd nd 0.005 nd nd 0.07 0.04
検出限界(μg/g-wet) 0.01 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.05 0.02
検出頻度 5/5 0/5 1/5 0/5 5/5 0/5 5/5 0/5 4/5 5/5 0/5 5/5 5/5 2/5 0/5 5/5 0/5 0/5 4/5 5/5
スズキ
(山陰沖)
1 78.8 1.6 0.03 nd nd nd 0.002 nd 0.003 nd 0.001 0.006 nd nd 0.001 nd tr 0.001 nd tr 0.08 nd
2 79.1 1.5 0.03 nd nd nd 0.002 nd 0.003 nd 0.002 0.007 nd nd 0.002 nd tr 0.002 nd tr 0.05 nd
3 77.8 1.9 0.03 nd nd nd 0.003 nd 0.004 nd 0.002 0.009 nd nd 0.002 nd tr 0.003 nd tr tr nd
4 78.7 1.2 0.02 nd nd nd 0.002 nd 0.003 nd tr 0.006 nd nd 0.001 nd tr 0.001 nd tr tr nd
5 78.9 1.2 0.02 nd nd nd 0.002 nd 0.003 nd tr 0.006 nd nd 0.001 nd tr 0.001 nd tr 0.08 nd
最 高 79.1 1.9 0.03 nd nd nd 0.003 nd 0.004 nd 0.002 0.009 nd nd 0.002 nd tr 0.003 nd tr 0.08 nd
最 低 77.8 1.2 0.02 nd nd nd 0.002 nd 0.003 nd tr 0.006 nd nd 0.001 nd tr 0.001 nd tr tr nd
平 均 78.7 1.5 0.03 - - - 0.002 - 0.003 - - 0.007 - - 0.002 - - 0.002 - - - -
中央値 78.8 1.5 0.03 nd nd nd 0.002 nd 0.003 nd 0.001 0.006 nd nd 0.001 nd tr 0.001 nd tr 0.05 nd
検出限界(μg/g-wet) 0.01 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.05 0.02
検出頻度 5/5 0/5 0/5 0/5 5/5 0/5 5/5 0/5 3/5 5/5 0/5 0/5 5/5 0/5 0/5 5/5 0/5 0/5 3/5 0/5
生物種 検体
番号
水分
(%)
脂肪
(%)
調    査    物    質   (μg/g-wet)
PCB HCB ディルドリン o,p'-
DDT
p,p'-
DDT
o,p'-
DDE
p,p'-
DDE
o,p'-
DDD
p,p'-
DDD
DDT類 t-クロルデン c-クロルデン t-ノナクロル c-ノナクロル オキシクロルデン クロルデン類 α-
HCH
β-
HCH
TBT TPT
スズキ
(四万十川河口)
1 78.7 0.9 nd nd nd nd tr nd 0.001 nd tr 0.002 nd nd 0.002 nd nd 0.002 nd nd tr nd
2 78.4 0.8 nd nd nd nd tr nd 0.002 nd tr 0.003 nd nd 0.002 tr nd 0.003 nd nd tr nd
3 79.0 0.9 nd nd nd nd nd nd 0.001 nd tr 0.001 nd nd 0.001 nd nd 0.001 nd nd tr nd
4 78.1 0.9 nd nd nd nd nd nd 0.001 nd nd 0.001 nd nd 0.001 nd nd 0.001 nd nd tr nd
5 78.2 1.0 nd nd nd nd nd nd 0.001 nd tr 0.001 nd nd 0.001 tr nd 0.002 nd nd tr nd
最 高 79.0 1.0 nd nd nd nd tr nd 0.002 nd tr 0.003 nd nd 0.002 tr nd 0.003 nd nd tr nd
最 低 78.1 0.8 nd nd nd nd nd nd 0.001 nd nd 0.001 nd nd 0.001 nd nd 0.001 nd nd tr nd
平 均 78.5 0.9 - - - - - - 0.001 - - 0.002 - - 0.001 - - 0.002 - - - -
中央値 78.4 0.9 nd nd nd nd nd nd 0.001 nd tr 0.001 nd nd 0.001 nd nd 0.002 nd nd tr nd
検出限界(μg/g-wet) 0.01 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.05 0.02
検出頻度 0/5 0/5 0/5 0/5 0/5 0/5 5/5 0/5 0/5 5/5 0/5 0/5 5/5 0/5 0/5 5/5 0/5 0/5 0/5 0/5
スズキ
(祝言地先)
1 70.7 1.7 tr nd nd nd nd nd 0.001 nd tr 0.002 nd nd nd nd nd nd 0.001 nd tr tr
2 70.3 2.2 0.01 nd nd nd tr nd 0.003 nd 0.002 0.006 nd nd 0.005 0.002 nd 0.007 0.001 nd 0.05 nd
3 72.2 1.5 0.02 nd tr nd 0.001 nd 0.004 0.001 0.003 0.009 tr 0.002 0.001 nd nd 0.004 0.002 nd tr nd
4 69.9 2.9 0.01 tr nd tr 0.003 nd 0.005 tr 0.005 0.015 nd nd nd nd nd nd 0.001 nd tr nd
5 63.7 2.0 0.01 nd nd nd 0.001 nd 0.004 nd 0.002 0.007 nd nd tr nd nd 0.001 nd nd tr nd
最 高 72.2 2.9 0.02 tr tr tr 0.003 nd 0.005 0.001 0.005 0.015 tr 0.002 0.005 0.002 nd 0.007 0.002 nd 0.05 tr
最 低 63.7 1.5 tr nd nd nd nd nd 0.001 nd tr 0.002 nd nd nd nd nd nd nd nd tr nd
平 均 69.4 2.1 - - - - - - 0.003 - - 0.008 - - - - - - - - - -
中央値 70.3 2.0 0.01 nd nd nd 0.001 nd 0.004 nd 0.002 0.007 nd nd tr nd nd 0.001 0.001 nd tr nd
検出限界(μg/g-wet) 0.01 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.05 0.02
検出頻度 4/5 0/5 0/5 0/5 3/5 0/5 5/5 1/5 4/5 5/5 0/5 1/5 2/5 1/5 0/5 3/5 4/5 0/5 1/5 0/5
スズキ
(薩摩半島西岸)
1 76.0 1.8 0.03 nd nd nd nd nd 0.002 nd tr 0.003 nd nd nd tr nd 0.001 nd nd tr nd
2 75.7 1.7 0.02 nd nd nd tr nd 0.002 nd nd 0.003 nd nd nd tr nd 0.001 nd nd 0.05 tr
3 76.5 1.6 0.03 nd nd nd nd nd 0.001 nd nd 0.001 nd nd nd nd nd nd nd nd tr tr
4 77.2 1.4 0.03 nd nd nd nd nd 0.002 nd tr 0.003 nd nd nd nd nd nd nd nd 0.08 0.02
5 76.3 1.9 0.04 nd nd nd tr nd 0.001 nd nd 0.002 nd nd nd nd nd nd nd nd 0.05 nd
最 高 77.2 1.9 0.04 nd nd nd tr nd 0.002 nd tr 0.003 nd nd nd tr nd 0.001 nd nd 0.08 0.02
最 低 75.7 1.4 0.02 nd nd nd nd nd 0.001 nd nd 0.001 nd nd nd nd nd nd nd nd tr nd
平 均 76.3 1.7 0.03 - - - - - 0.002 - - 0.002 - - - - - - - - - -
中央値 76.3 1.7 0.03 nd nd nd nd nd 0.002 nd nd 0.003 nd nd nd nd nd nd nd nd 0.05 tr
検出限界(μg/g-wet) 0.01 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.001 0.05 0.02
検出頻度 5/5 0/5 0/5 0/5 0/5 0/5 5/5 0/5 0/5 5/5 0/5 0/5 0/5 0/5 0/5 2/5 0/5 0/5 3/5 1/5

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