Year,Male_female_ratio,Year_smooth,Male_female_ratio_smooth
1980,1.9043,1980,1.922382932
1981,0.8763,1980.26,1.963266456
1982,1.0257,1980.52,2.002383488
1983,4.3557,1980.78,2.039614557
1984,2.6894,1981.04,2.07484007
1985,5.3199,1981.3,2.107979503
1986,0.334,1981.56,2.13905802
1987,2.8994,1981.82,2.168133777
1988,1.0389,1982.08,2.195286358
1989,2.6872,1982.34,2.220667875
1990,2.3216,1982.6,2.244550223
1991,2.4058,1982.86,2.267270298
1992,2.2669,1983.12,2.289232558
1993,2.3806,1983.38,2.310810033
1994,5.8742,1983.64,2.332315004
1995,4.3186,1983.9,2.354119089
1996,4.1713,1984.16,2.376679052
1997,6.3741,1984.42,2.400534735
1998,22.7359,1984.68,2.426330597
1999,10.3699,1984.94,2.45481767
2000,5.1462,1985.2,2.486616238
2001,7.0556,1985.46,2.521001807
2002,8.2936,1985.72,2.55393509
2003,9.9605,1985.98,2.57637329
2004,7.7799,1986.24,2.557662724
2005,14.0779,1986.5,2.538211354
2006,3.8129,1986.76,2.530014472
,,1987.02,2.498322674
,,1987.28,2.475796317
,,1987.54,2.452448402
,,1987.8,2.40002212
,,1988.06,2.348097919
,,1988.32,2.346801949
,,1988.58,2.343671683
,,1988.84,2.298447145
,,1989.1,2.294940107
,,1989.36,2.359146515
,,1989.62,2.396165294
,,1989.88,2.398773853
,,1990.14,2.462752641
,,1990.4,2.566618043
,,1990.66,2.635814341
,,1990.92,2.703127423
,,1991.18,2.803059503
,,1991.44,2.914035354
,,1991.7,3.003025702
,,1991.96,3.084280009
,,1992.22,3.216971984
,,1992.48,3.446750857
,,1992.74,3.573945859
,,1993,3.700560896
,,1993.26,4.076944488
,,1993.52,4.48312704
,,1993.78,4.683703947
,,1994.04,4.946235599
,,1994.3,5.416116289
,,1994.56,5.794360938
,,1994.82,6.085676717
,,1995.08,6.423324896
,,1995.34,6.733570239
,,1995.6,7.000560971
,,1995.86,7.321452507
,,1996.12,7.575750229
,,1996.38,7.693067873
,,1996.64,7.886442393
,,1996.9,8.169537013
,,1997.16,8.296810125
,,1997.42,8.326553301
,,1997.68,8.503005814
,,1997.94,8.737312598
,,1998.2,8.80807998
,,1998.46,8.835531589
,,1998.72,9.021347948
,,1998.98,9.229620969
,,1999.24,9.251980453
,,1999.5,9.281895825
,,1999.76,9.450536276
,,2000.02,9.5793993
,,2000.28,9.585899967
,,2000.54,9.572462282
,,2000.8,9.532539513
,,2001.06,9.471412284
,,2001.32,9.395261325
,,2001.58,9.308970275
,,2001.84,9.215991721
,,2002.1,9.118798797
,,2002.36,9.01926319
,,2002.62,8.918846446
,,2002.88,8.818657126
,,2003.14,8.719531626
,,2003.4,8.622034548
,,2003.66,8.526523842
,,2003.92,8.433245739
,,2004.18,8.342362679
,,2004.44,8.254005062
,,2004.7,8.16826384
,,2004.96,8.085178136
,,2005.22,8.004671851
,,2005.48,7.926179515
,,2005.74,7.848970968
,,2006,7.772345503