Year#Maximum IFMinimum IFAverage IF
2026156391.14.581
202518838.604.761
2024171391.14.667
202313619.30.4134.825
202211919.31.14.248
202113812.40.594.144
2020132160.7274.04
201911811.30.53.908
201812155.80.34.904
201715913.10.323.866
2016170130.23.767
201519212.50.5553.843
201420315.70.43.527
201317912.50.4133.969
201216212.90.4133.571
201117612.903.687
201013512.90.53.677
20099616.30.5623.996
200813516.90.23.354
200713215.60.23.947
200612111.50.63.461
200513613.30.2063.34
200412755.80.6644.095
200374290.5934.337
20026412.50.4173.889
20013855.80.2155.364
2000326.30.52.787
1999205.20.2152.714
1998105.21.13.091
199753.11.52.004
1996211.511.511.5